Home / 852,158.40-1,176,404.70-529,972.31

Finding the Fourth Proportional to 852,158.40, 1,176,404.70 and 529,972.31

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Solution

The fourth proportional to 852,158.40, 1,176,404.70 and 529,972.31 is: 731,626.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,158.40 : 1,176,404.70 = 529,972.31 : x
  2. Step 2: Convert to fraction form
    852,158.40/1,176,404.70 = 529,972.31/x
  3. Step 3: Cross multiply
    852,158.40x = 1,176,404.70 × 529,972.31
  4. Step 4: Simplify right side
    852,158.40x = 623,461,910,471.83
  5. Step 5: Solve for x
    x = 623,461,910,471.83/852,158.40
  6. Step 6: Final answer
    x = 731,626.78

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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.