Home / 1,006,531.60-1,388,988.12-547,626.64

Finding the Fourth Proportional to 1,006,531.60, 1,388,988.12 and 547,626.64

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Solution

The fourth proportional to 1,006,531.60, 1,388,988.12 and 547,626.64 is: 755,710.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,531.60 : 1,388,988.12 = 547,626.64 : x
  2. Step 2: Convert to fraction form
    1,006,531.60/1,388,988.12 = 547,626.64/x
  3. Step 3: Cross multiply
    1,006,531.60x = 1,388,988.12 × 547,626.64
  4. Step 4: Simplify right side
    1,006,531.60x = 760,646,897,155.52
  5. Step 5: Solve for x
    x = 760,646,897,155.52/1,006,531.60
  6. Step 6: Final answer
    x = 755,710.90

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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.