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Finding the Fourth Proportional to 261,503.37, 360,844.88 and 146,766.47

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Solution

The fourth proportional to 261,503.37, 360,844.88 and 146,766.47 is: 202,521.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,503.37 : 360,844.88 = 146,766.47 : x
  2. Step 2: Convert to fraction form
    261,503.37/360,844.88 = 146,766.47/x
  3. Step 3: Cross multiply
    261,503.37x = 360,844.88 × 146,766.47
  4. Step 4: Simplify right side
    261,503.37x = 52,959,926,717.12
  5. Step 5: Solve for x
    x = 52,959,926,717.12/261,503.37
  6. Step 6: Final answer
    x = 202,521.01

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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.