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Finding the Fourth Proportional to 602,676.48, 832,003.20 and 424,623.36

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Solution

The fourth proportional to 602,676.48, 832,003.20 and 424,623.36 is: 586,198.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,676.48 : 832,003.20 = 424,623.36 : x
  2. Step 2: Convert to fraction form
    602,676.48/832,003.20 = 424,623.36/x
  3. Step 3: Cross multiply
    602,676.48x = 832,003.20 × 424,623.36
  4. Step 4: Simplify right side
    602,676.48x = 353,287,994,314.75
  5. Step 5: Solve for x
    x = 353,287,994,314.75/602,676.48
  6. Step 6: Final answer
    x = 586,198.41

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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.