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Finding the Fourth Proportional to 423,614.76, 584,588.36 and 232,631.34

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Solution

The fourth proportional to 423,614.76, 584,588.36 and 232,631.34 is: 321,031.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,614.76 : 584,588.36 = 232,631.34 : x
  2. Step 2: Convert to fraction form
    423,614.76/584,588.36 = 232,631.34/x
  3. Step 3: Cross multiply
    423,614.76x = 584,588.36 × 232,631.34
  4. Step 4: Simplify right side
    423,614.76x = 135,993,573,535.20
  5. Step 5: Solve for x
    x = 135,993,573,535.20/423,614.76
  6. Step 6: Final answer
    x = 321,031.24

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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.