Home / 572,920.14-862,807.66-521,845.04

Finding the Fourth Proportional to 572,920.14, 862,807.66 and 521,845.04

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Solution

The fourth proportional to 572,920.14, 862,807.66 and 521,845.04 is: 785,889.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,920.14 : 862,807.66 = 521,845.04 : x
  2. Step 2: Convert to fraction form
    572,920.14/862,807.66 = 521,845.04/x
  3. Step 3: Cross multiply
    572,920.14x = 862,807.66 × 521,845.04
  4. Step 4: Simplify right side
    572,920.14x = 450,251,897,845.01
  5. Step 5: Solve for x
    x = 450,251,897,845.01/572,920.14
  6. Step 6: Final answer
    x = 785,889.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.