Home / 544,814.20-815,666.10-482,606.20

Finding the Fourth Proportional to 544,814.20, 815,666.10 and 482,606.20

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Solution

The fourth proportional to 544,814.20, 815,666.10 and 482,606.20 is: 722,531.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,814.20 : 815,666.10 = 482,606.20 : x
  2. Step 2: Convert to fraction form
    544,814.20/815,666.10 = 482,606.20/x
  3. Step 3: Cross multiply
    544,814.20x = 815,666.10 × 482,606.20
  4. Step 4: Simplify right side
    544,814.20x = 393,645,516,989.82
  5. Step 5: Solve for x
    x = 393,645,516,989.82/544,814.20
  6. Step 6: Final answer
    x = 722,531.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.