Home / 622,338.60-931,434.30-572,572.20

Finding the Fourth Proportional to 622,338.60, 931,434.30 and 572,572.20

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Solution

The fourth proportional to 622,338.60, 931,434.30 and 572,572.20 is: 856,950.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,338.60 : 931,434.30 = 572,572.20 : x
  2. Step 2: Convert to fraction form
    622,338.60/931,434.30 = 572,572.20/x
  3. Step 3: Cross multiply
    622,338.60x = 931,434.30 × 572,572.20
  4. Step 4: Simplify right side
    622,338.60x = 533,313,386,306.46
  5. Step 5: Solve for x
    x = 533,313,386,306.46/622,338.60
  6. Step 6: Final answer
    x = 856,950.52

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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.