Home / 657,952.20-985,616.10-377,141.40

Finding the Fourth Proportional to 657,952.20, 985,616.10 and 377,141.40

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Solution

The fourth proportional to 657,952.20, 985,616.10 and 377,141.40 is: 564,959.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,952.20 : 985,616.10 = 377,141.40 : x
  2. Step 2: Convert to fraction form
    657,952.20/985,616.10 = 377,141.40/x
  3. Step 3: Cross multiply
    657,952.20x = 985,616.10 × 377,141.40
  4. Step 4: Simplify right side
    657,952.20x = 371,716,635,816.54
  5. Step 5: Solve for x
    x = 371,716,635,816.54/657,952.20
  6. Step 6: Final answer
    x = 564,959.94

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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.