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Finding the Fourth Proportional to 723,661.59, 997,999.33 and 451,754.62

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Solution

The fourth proportional to 723,661.59, 997,999.33 and 451,754.62 is: 623,013.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,661.59 : 997,999.33 = 451,754.62 : x
  2. Step 2: Convert to fraction form
    723,661.59/997,999.33 = 451,754.62/x
  3. Step 3: Cross multiply
    723,661.59x = 997,999.33 × 451,754.62
  4. Step 4: Simplify right side
    723,661.59x = 450,850,805,307.06
  5. Step 5: Solve for x
    x = 450,850,805,307.06/723,661.59
  6. Step 6: Final answer
    x = 623,013.31

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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.