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Finding the Fourth Proportional to 238,595.58, 357,630.91 and 98,277.66

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Solution

The fourth proportional to 238,595.58, 357,630.91 and 98,277.66 is: 147,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,595.58 : 357,630.91 = 98,277.66 : x
  2. Step 2: Convert to fraction form
    238,595.58/357,630.91 = 98,277.66/x
  3. Step 3: Cross multiply
    238,595.58x = 357,630.91 × 98,277.66
  4. Step 4: Simplify right side
    238,595.58x = 35,147,128,978.47
  5. Step 5: Solve for x
    x = 35,147,128,978.47/238,595.58
  6. Step 6: Final answer
    x = 147,308.38

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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.