Home / 664,048.82-916,294.92-377,537.24

Finding the Fourth Proportional to 664,048.82, 916,294.92 and 377,537.24

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Solution

The fourth proportional to 664,048.82, 916,294.92 and 377,537.24 is: 520,948.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,048.82 : 916,294.92 = 377,537.24 : x
  2. Step 2: Convert to fraction form
    664,048.82/916,294.92 = 377,537.24/x
  3. Step 3: Cross multiply
    664,048.82x = 916,294.92 × 377,537.24
  4. Step 4: Simplify right side
    664,048.82x = 345,935,450,541.35
  5. Step 5: Solve for x
    x = 345,935,450,541.35/664,048.82
  6. Step 6: Final answer
    x = 520,948.83

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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.