Home / 712,748.86-983,593.46-426,269.00

Finding the Fourth Proportional to 712,748.86, 983,593.46 and 426,269.00

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Solution

The fourth proportional to 712,748.86, 983,593.46 and 426,269.00 is: 588,251.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,748.86 : 983,593.46 = 426,269.00 : x
  2. Step 2: Convert to fraction form
    712,748.86/983,593.46 = 426,269.00/x
  3. Step 3: Cross multiply
    712,748.86x = 983,593.46 × 426,269.00
  4. Step 4: Simplify right side
    712,748.86x = 419,275,404,125.40
  5. Step 5: Solve for x
    x = 419,275,404,125.40/712,748.86
  6. Step 6: Final answer
    x = 588,251.25

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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.