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Finding the Fourth Proportional to 337,152.30, 505,655.55 and 147,612.30

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Solution

The fourth proportional to 337,152.30, 505,655.55 and 147,612.30 is: 221,386.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,152.30 : 505,655.55 = 147,612.30 : x
  2. Step 2: Convert to fraction form
    337,152.30/505,655.55 = 147,612.30/x
  3. Step 3: Cross multiply
    337,152.30x = 505,655.55 × 147,612.30
  4. Step 4: Simplify right side
    337,152.30x = 74,640,978,743.27
  5. Step 5: Solve for x
    x = 74,640,978,743.27/337,152.30
  6. Step 6: Final answer
    x = 221,386.53

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1.5x scale

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.