Home / 804,956.30-1,207,434.45-525,020.30

Finding the Fourth Proportional to 804,956.30, 1,207,434.45 and 525,020.30

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Solution

The fourth proportional to 804,956.30, 1,207,434.45 and 525,020.30 is: 787,530.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,956.30 : 1,207,434.45 = 525,020.30 : x
  2. Step 2: Convert to fraction form
    804,956.30/1,207,434.45 = 525,020.30/x
  3. Step 3: Cross multiply
    804,956.30x = 1,207,434.45 × 525,020.30
  4. Step 4: Simplify right side
    804,956.30x = 633,927,597,169.34
  5. Step 5: Solve for x
    x = 633,927,597,169.34/804,956.30
  6. Step 6: Final answer
    x = 787,530.45

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Half scale
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Double scale
Find fourth proportional to 804,957.30, 1,207,435.95 and 525,021.30
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.