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Finding the Fourth Proportional to 585,020.25, 877,530.39 and 141,788.25

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Solution

The fourth proportional to 585,020.25, 877,530.39 and 141,788.25 is: 212,682.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,020.25 : 877,530.39 = 141,788.25 : x
  2. Step 2: Convert to fraction form
    585,020.25/877,530.39 = 141,788.25/x
  3. Step 3: Cross multiply
    585,020.25x = 877,530.39 × 141,788.25
  4. Step 4: Simplify right side
    585,020.25x = 124,423,498,319.92
  5. Step 5: Solve for x
    x = 124,423,498,319.92/585,020.25
  6. Step 6: Final answer
    x = 212,682.38

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Similar ratio
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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.