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Finding the Fourth Proportional to 1,044.60, 1,567.10 and 497.39

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Solution

The fourth proportional to 1,044.60, 1,567.10 and 497.39 is: 746.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044.60 : 1,567.10 = 497.39 : x
  2. Step 2: Convert to fraction form
    1,044.60/1,567.10 = 497.39/x
  3. Step 3: Cross multiply
    1,044.60x = 1,567.10 × 497.39
  4. Step 4: Simplify right side
    1,044.60x = 779,459.29
  5. Step 5: Solve for x
    x = 779,459.29/1,044.60
  6. Step 6: Final answer
    x = 746.18

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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.