Home / 532,938.19-735,456.60-291,220.76

Finding the Fourth Proportional to 532,938.19, 735,456.60 and 291,220.76

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Solution

The fourth proportional to 532,938.19, 735,456.60 and 291,220.76 is: 401,885.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,938.19 : 735,456.60 = 291,220.76 : x
  2. Step 2: Convert to fraction form
    532,938.19/735,456.60 = 291,220.76/x
  3. Step 3: Cross multiply
    532,938.19x = 735,456.60 × 291,220.76
  4. Step 4: Simplify right side
    532,938.19x = 214,180,226,321.73
  5. Step 5: Solve for x
    x = 214,180,226,321.73/532,938.19
  6. Step 6: Final answer
    x = 401,885.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.