Home / 622,925.10-934,387.65-611,115.30

Finding the Fourth Proportional to 622,925.10, 934,387.65 and 611,115.30

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Solution

The fourth proportional to 622,925.10, 934,387.65 and 611,115.30 is: 916,672.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,925.10 : 934,387.65 = 611,115.30 : x
  2. Step 2: Convert to fraction form
    622,925.10/934,387.65 = 611,115.30/x
  3. Step 3: Cross multiply
    622,925.10x = 934,387.65 × 611,115.30
  4. Step 4: Simplify right side
    622,925.10x = 571,018,589,046.05
  5. Step 5: Solve for x
    x = 571,018,589,046.05/622,925.10
  6. Step 6: Final answer
    x = 916,672.95

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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.