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Finding the Fourth Proportional to 471,360.18, 707,041.68 and 116,374.22

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Solution

The fourth proportional to 471,360.18, 707,041.68 and 116,374.22 is: 174,561.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,360.18 : 707,041.68 = 116,374.22 : x
  2. Step 2: Convert to fraction form
    471,360.18/707,041.68 = 116,374.22/x
  3. Step 3: Cross multiply
    471,360.18x = 707,041.68 × 116,374.22
  4. Step 4: Simplify right side
    471,360.18x = 82,281,424,017.49
  5. Step 5: Solve for x
    x = 82,281,424,017.49/471,360.18
  6. Step 6: Final answer
    x = 174,561.68

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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.