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Finding the Fourth Proportional to 238,535.84, 357,803.46 and 61,042.91

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Solution

The fourth proportional to 238,535.84, 357,803.46 and 61,042.91 is: 91,564.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,535.84 : 357,803.46 = 61,042.91 : x
  2. Step 2: Convert to fraction form
    238,535.84/357,803.46 = 61,042.91/x
  3. Step 3: Cross multiply
    238,535.84x = 357,803.46 × 61,042.91
  4. Step 4: Simplify right side
    238,535.84x = 21,841,362,617.45
  5. Step 5: Solve for x
    x = 21,841,362,617.45/238,535.84
  6. Step 6: Final answer
    x = 91,564.28

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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.