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Finding the Fourth Proportional to 563,383.52, 845,106.04 and 142,663.04

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Solution

The fourth proportional to 563,383.52, 845,106.04 and 142,663.04 is: 214,002.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,383.52 : 845,106.04 = 142,663.04 : x
  2. Step 2: Convert to fraction form
    563,383.52/845,106.04 = 142,663.04/x
  3. Step 3: Cross multiply
    563,383.52x = 845,106.04 × 142,663.04
  4. Step 4: Simplify right side
    563,383.52x = 120,565,396,788.76
  5. Step 5: Solve for x
    x = 120,565,396,788.76/563,383.52
  6. Step 6: Final answer
    x = 214,002.35

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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.