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Finding the Fourth Proportional to 532,347.52, 734,480.40 and 341,027.68

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Solution

The fourth proportional to 532,347.52, 734,480.40 and 341,027.68 is: 470,516.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,347.52 : 734,480.40 = 341,027.68 : x
  2. Step 2: Convert to fraction form
    532,347.52/734,480.40 = 341,027.68/x
  3. Step 3: Cross multiply
    532,347.52x = 734,480.40 × 341,027.68
  4. Step 4: Simplify right side
    532,347.52x = 250,478,146,817.47
  5. Step 5: Solve for x
    x = 250,478,146,817.47/532,347.52
  6. Step 6: Final answer
    x = 470,516.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.