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Finding the Fourth Proportional to 404,397.54, 558,096.30 and 234,631.80

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Solution

The fourth proportional to 404,397.54, 558,096.30 and 234,631.80 is: 323,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,397.54 : 558,096.30 = 234,631.80 : x
  2. Step 2: Convert to fraction form
    404,397.54/558,096.30 = 234,631.80/x
  3. Step 3: Cross multiply
    404,397.54x = 558,096.30 × 234,631.80
  4. Step 4: Simplify right side
    404,397.54x = 130,947,139,442.34
  5. Step 5: Solve for x
    x = 130,947,139,442.34/404,397.54
  6. Step 6: Final answer
    x = 323,807.95

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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.