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Finding the Fourth Proportional to 668,048, 999,561 and 468,757.28

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Solution

The fourth proportional to 668,048, 999,561 and 468,757.28 is: 701,374.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,048 : 999,561 = 468,757.28 : x
  2. Step 2: Convert to fraction form
    668,048/999,561 = 468,757.28/x
  3. Step 3: Cross multiply
    668,048x = 999,561 × 468,757.28
  4. Step 4: Simplify right side
    668,048x = 468,551,495,554.08
  5. Step 5: Solve for x
    x = 468,551,495,554.08/668,048
  6. Step 6: Final answer
    x = 701,374.00

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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.