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Finding the Fourth Proportional to 650,975.85, 897,747.17 and 446,666.31

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Solution

The fourth proportional to 650,975.85, 897,747.17 and 446,666.31 is: 615,988.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,975.85 : 897,747.17 = 446,666.31 : x
  2. Step 2: Convert to fraction form
    650,975.85/897,747.17 = 446,666.31/x
  3. Step 3: Cross multiply
    650,975.85x = 897,747.17 × 446,666.31
  4. Step 4: Simplify right side
    650,975.85x = 400,993,413,503.51
  5. Step 5: Solve for x
    x = 400,993,413,503.51/650,975.85
  6. Step 6: Final answer
    x = 615,988.16

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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.