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Finding the Fourth Proportional to 238,533.59, 357,800.09 and 61,040.66

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Solution

The fourth proportional to 238,533.59, 357,800.09 and 61,040.66 is: 91,560.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,533.59 : 357,800.09 = 61,040.66 : x
  2. Step 2: Convert to fraction form
    238,533.59/357,800.09 = 61,040.66/x
  3. Step 3: Cross multiply
    238,533.59x = 357,800.09 × 61,040.66
  4. Step 4: Simplify right side
    238,533.59x = 21,840,351,547.46
  5. Step 5: Solve for x
    x = 21,840,351,547.46/238,533.59
  6. Step 6: Final answer
    x = 91,560.90

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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.