Home / 731,566.20-1,095,210.90-521,614.20

Finding the Fourth Proportional to 731,566.20, 1,095,210.90 and 521,614.20

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Solution

The fourth proportional to 731,566.20, 1,095,210.90 and 521,614.20 is: 780,896.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,566.20 : 1,095,210.90 = 521,614.20 : x
  2. Step 2: Convert to fraction form
    731,566.20/1,095,210.90 = 521,614.20/x
  3. Step 3: Cross multiply
    731,566.20x = 1,095,210.90 × 521,614.20
  4. Step 4: Simplify right side
    731,566.20x = 571,277,557,434.78
  5. Step 5: Solve for x
    x = 571,277,557,434.78/731,566.20
  6. Step 6: Final answer
    x = 780,896.60

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Double scale
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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.