Home / 917,732.14-1,266,587.14-555,158.60

Finding the Fourth Proportional to 917,732.14, 1,266,587.14 and 555,158.60

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Solution

The fourth proportional to 917,732.14, 1,266,587.14 and 555,158.60 is: 766,189.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,732.14 : 1,266,587.14 = 555,158.60 : x
  2. Step 2: Convert to fraction form
    917,732.14/1,266,587.14 = 555,158.60/x
  3. Step 3: Cross multiply
    917,732.14x = 1,266,587.14 × 555,158.60
  4. Step 4: Simplify right side
    917,732.14x = 703,156,740,644.61
  5. Step 5: Solve for x
    x = 703,156,740,644.61/917,732.14
  6. Step 6: Final answer
    x = 766,189.51

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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.