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Finding the Fourth Proportional to 423,360.40, 584,235.30 and 232,377.04

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Solution

The fourth proportional to 423,360.40, 584,235.30 and 232,377.04 is: 320,679.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,360.40 : 584,235.30 = 232,377.04 : x
  2. Step 2: Convert to fraction form
    423,360.40/584,235.30 = 232,377.04/x
  3. Step 3: Cross multiply
    423,360.40x = 584,235.30 × 232,377.04
  4. Step 4: Simplify right side
    423,360.40x = 135,762,869,677.51
  5. Step 5: Solve for x
    x = 135,762,869,677.51/423,360.40
  6. Step 6: Final answer
    x = 320,679.19

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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.