Home / 657,981.60-986,972.40-595,980.15

Finding the Fourth Proportional to 657,981.60, 986,972.40 and 595,980.15

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Solution

The fourth proportional to 657,981.60, 986,972.40 and 595,980.15 is: 893,970.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,981.60 : 986,972.40 = 595,980.15 : x
  2. Step 2: Convert to fraction form
    657,981.60/986,972.40 = 595,980.15/x
  3. Step 3: Cross multiply
    657,981.60x = 986,972.40 × 595,980.15
  4. Step 4: Simplify right side
    657,981.60x = 588,215,958,997.86
  5. Step 5: Solve for x
    x = 588,215,958,997.86/657,981.60
  6. Step 6: Final answer
    x = 893,970.23

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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.