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Finding the Fourth Proportional to 586,149.47, 879,101.17 and 165,326.93

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Solution

The fourth proportional to 586,149.47, 879,101.17 and 165,326.93 is: 247,955.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,149.47 : 879,101.17 = 165,326.93 : x
  2. Step 2: Convert to fraction form
    586,149.47/879,101.17 = 165,326.93/x
  3. Step 3: Cross multiply
    586,149.47x = 879,101.17 × 165,326.93
  4. Step 4: Simplify right side
    586,149.47x = 145,339,097,595.51
  5. Step 5: Solve for x
    x = 145,339,097,595.51/586,149.47
  6. Step 6: Final answer
    x = 247,955.69

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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.