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Finding the Fourth Proportional to 261,437.95, 360,763.23 and 146,700.91

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Solution

The fourth proportional to 261,437.95, 360,763.23 and 146,700.91 is: 202,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,437.95 : 360,763.23 = 146,700.91 : x
  2. Step 2: Convert to fraction form
    261,437.95/360,763.23 = 146,700.91/x
  3. Step 3: Cross multiply
    261,437.95x = 360,763.23 × 146,700.91
  4. Step 4: Simplify right side
    261,437.95x = 52,924,294,135.54
  5. Step 5: Solve for x
    x = 52,924,294,135.54/261,437.95
  6. Step 6: Final answer
    x = 202,435.39

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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.