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Finding the Fourth Proportional to 415,818.81, 573,827.18 and 234,532.24

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Solution

The fourth proportional to 415,818.81, 573,827.18 and 234,532.24 is: 323,652.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,818.81 : 573,827.18 = 234,532.24 : x
  2. Step 2: Convert to fraction form
    415,818.81/573,827.18 = 234,532.24/x
  3. Step 3: Cross multiply
    415,818.81x = 573,827.18 × 234,532.24
  4. Step 4: Simplify right side
    415,818.81x = 134,580,971,291.05
  5. Step 5: Solve for x
    x = 134,580,971,291.05/415,818.81
  6. Step 6: Final answer
    x = 323,652.92

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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.