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Finding the Fourth Proportional to 673,488.47, 930,426.23 and 441,466.13

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Solution

The fourth proportional to 673,488.47, 930,426.23 and 441,466.13 is: 609,886.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,488.47 : 930,426.23 = 441,466.13 : x
  2. Step 2: Convert to fraction form
    673,488.47/930,426.23 = 441,466.13/x
  3. Step 3: Cross multiply
    673,488.47x = 930,426.23 × 441,466.13
  4. Step 4: Simplify right side
    673,488.47x = 410,751,660,149.13
  5. Step 5: Solve for x
    x = 410,751,660,149.13/673,488.47
  6. Step 6: Final answer
    x = 609,886.70

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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.