Home / 977,654.16-1,349,160.92-547,934.16

Finding the Fourth Proportional to 977,654.16, 1,349,160.92 and 547,934.16

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Solution

The fourth proportional to 977,654.16, 1,349,160.92 and 547,934.16 is: 756,148.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,654.16 : 1,349,160.92 = 547,934.16 : x
  2. Step 2: Convert to fraction form
    977,654.16/1,349,160.92 = 547,934.16/x
  3. Step 3: Cross multiply
    977,654.16x = 1,349,160.92 × 547,934.16
  4. Step 4: Simplify right side
    977,654.16x = 739,251,355,405.03
  5. Step 5: Solve for x
    x = 739,251,355,405.03/977,654.16
  6. Step 6: Final answer
    x = 756,148.12

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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.