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Finding the Fourth Proportional to 625,097.18, 937,641.71 and 151,779.35

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Solution

The fourth proportional to 625,097.18, 937,641.71 and 151,779.35 is: 227,668.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,097.18 : 937,641.71 = 151,779.35 : x
  2. Step 2: Convert to fraction form
    625,097.18/937,641.71 = 151,779.35/x
  3. Step 3: Cross multiply
    625,097.18x = 937,641.71 × 151,779.35
  4. Step 4: Simplify right side
    625,097.18x = 142,314,643,829.58
  5. Step 5: Solve for x
    x = 142,314,643,829.58/625,097.18
  6. Step 6: Final answer
    x = 227,668.03

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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.