Home / 954,348.30-1,431,522.45-289,500.30

Finding the Fourth Proportional to 954,348.30, 1,431,522.45 and 289,500.30

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Solution

The fourth proportional to 954,348.30, 1,431,522.45 and 289,500.30 is: 434,250.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,348.30 : 1,431,522.45 = 289,500.30 : x
  2. Step 2: Convert to fraction form
    954,348.30/1,431,522.45 = 289,500.30/x
  3. Step 3: Cross multiply
    954,348.30x = 1,431,522.45 × 289,500.30
  4. Step 4: Simplify right side
    954,348.30x = 414,426,178,731.74
  5. Step 5: Solve for x
    x = 414,426,178,731.74/954,348.30
  6. Step 6: Final answer
    x = 434,250.45

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Half scale
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Double scale
Find fourth proportional to 954,349.30, 1,431,523.95 and 289,501.30
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.