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Finding the Fourth Proportional to 458,149.70, 632,322.42 and 254,266.10

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Solution

The fourth proportional to 458,149.70, 632,322.42 and 254,266.10 is: 350,929.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,149.70 : 632,322.42 = 254,266.10 : x
  2. Step 2: Convert to fraction form
    458,149.70/632,322.42 = 254,266.10/x
  3. Step 3: Cross multiply
    458,149.70x = 632,322.42 × 254,266.10
  4. Step 4: Simplify right side
    458,149.70x = 160,778,155,675.96
  5. Step 5: Solve for x
    x = 160,778,155,675.96/458,149.70
  6. Step 6: Final answer
    x = 350,929.30

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1.5x scale

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.