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Finding the Fourth Proportional to 415,779.88, 573,776.22 and 224,793.22

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Solution

The fourth proportional to 415,779.88, 573,776.22 and 224,793.22 is: 310,214.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,779.88 : 573,776.22 = 224,793.22 : x
  2. Step 2: Convert to fraction form
    415,779.88/573,776.22 = 224,793.22/x
  3. Step 3: Cross multiply
    415,779.88x = 573,776.22 × 224,793.22
  4. Step 4: Simplify right side
    415,779.88x = 128,981,004,053.23
  5. Step 5: Solve for x
    x = 128,981,004,053.23/415,779.88
  6. Step 6: Final answer
    x = 310,214.64

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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.