Home / 924,138.30-1,386,207.45-504,234.30

Finding the Fourth Proportional to 924,138.30, 1,386,207.45 and 504,234.30

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Solution

The fourth proportional to 924,138.30, 1,386,207.45 and 504,234.30 is: 756,351.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,138.30 : 1,386,207.45 = 504,234.30 : x
  2. Step 2: Convert to fraction form
    924,138.30/1,386,207.45 = 504,234.30/x
  3. Step 3: Cross multiply
    924,138.30x = 1,386,207.45 × 504,234.30
  4. Step 4: Simplify right side
    924,138.30x = 698,973,343,205.54
  5. Step 5: Solve for x
    x = 698,973,343,205.54/924,138.30
  6. Step 6: Final answer
    x = 756,351.45

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Half scale
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Double scale
Find fourth proportional to 924,139.30, 1,386,208.95 and 504,235.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.