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Finding the Fourth Proportional to 294,652.18, 406,600.88 and 173,765.76

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Solution

The fourth proportional to 294,652.18, 406,600.88 and 173,765.76 is: 239,785.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,652.18 : 406,600.88 = 173,765.76 : x
  2. Step 2: Convert to fraction form
    294,652.18/406,600.88 = 173,765.76/x
  3. Step 3: Cross multiply
    294,652.18x = 406,600.88 × 173,765.76
  4. Step 4: Simplify right side
    294,652.18x = 70,653,310,929.87
  5. Step 5: Solve for x
    x = 70,653,310,929.87/294,652.18
  6. Step 6: Final answer
    x = 239,785.47

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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.