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Finding the Fourth Proportional to 544,177.58, 816,501.51 and 207,319.43

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Solution

The fourth proportional to 544,177.58, 816,501.51 and 207,319.43 is: 311,068.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,177.58 : 816,501.51 = 207,319.43 : x
  2. Step 2: Convert to fraction form
    544,177.58/816,501.51 = 207,319.43/x
  3. Step 3: Cross multiply
    544,177.58x = 816,501.51 × 207,319.43
  4. Step 4: Simplify right side
    544,177.58x = 169,276,627,647.34
  5. Step 5: Solve for x
    x = 169,276,627,647.34/544,177.58
  6. Step 6: Final answer
    x = 311,068.73

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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.