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Finding the Fourth Proportional to 530,104.14, 794,577.90 and 260,417.88

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Solution

The fourth proportional to 530,104.14, 794,577.90 and 260,417.88 is: 390,342.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,104.14 : 794,577.90 = 260,417.88 : x
  2. Step 2: Convert to fraction form
    530,104.14/794,577.90 = 260,417.88/x
  3. Step 3: Cross multiply
    530,104.14x = 794,577.90 × 260,417.88
  4. Step 4: Simplify right side
    530,104.14x = 206,922,292,212.85
  5. Step 5: Solve for x
    x = 206,922,292,212.85/530,104.14
  6. Step 6: Final answer
    x = 390,342.72

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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.