Home / 514,464.41-709,951.23-310,523.93

Finding the Fourth Proportional to 514,464.41, 709,951.23 and 310,523.93

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Solution

The fourth proportional to 514,464.41, 709,951.23 and 310,523.93 is: 428,517.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,464.41 : 709,951.23 = 310,523.93 : x
  2. Step 2: Convert to fraction form
    514,464.41/709,951.23 = 310,523.93/x
  3. Step 3: Cross multiply
    514,464.41x = 709,951.23 × 310,523.93
  4. Step 4: Simplify right side
    514,464.41x = 220,456,845,160.50
  5. Step 5: Solve for x
    x = 220,456,845,160.50/514,464.41
  6. Step 6: Final answer
    x = 428,517.19

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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.