Home / 692,666.05-1,036,635.90-580,472.95

Finding the Fourth Proportional to 692,666.05, 1,036,635.90 and 580,472.95

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Solution

The fourth proportional to 692,666.05, 1,036,635.90 and 580,472.95 is: 868,729.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,666.05 : 1,036,635.90 = 580,472.95 : x
  2. Step 2: Convert to fraction form
    692,666.05/1,036,635.90 = 580,472.95/x
  3. Step 3: Cross multiply
    692,666.05x = 1,036,635.90 × 580,472.95
  4. Step 4: Simplify right side
    692,666.05x = 601,739,098,948.91
  5. Step 5: Solve for x
    x = 601,739,098,948.91/692,666.05
  6. Step 6: Final answer
    x = 868,729.02

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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.