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Finding the Fourth Proportional to 261,253.17, 392,054.31 and 95,041.17

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Solution

The fourth proportional to 261,253.17, 392,054.31 and 95,041.17 is: 142,625.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,253.17 : 392,054.31 = 95,041.17 : x
  2. Step 2: Convert to fraction form
    261,253.17/392,054.31 = 95,041.17/x
  3. Step 3: Cross multiply
    261,253.17x = 392,054.31 × 95,041.17
  4. Step 4: Simplify right side
    261,253.17x = 37,261,300,325.94
  5. Step 5: Solve for x
    x = 37,261,300,325.94/261,253.17
  6. Step 6: Final answer
    x = 142,625.26

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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.