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Finding the Fourth Proportional to 599,070.16, 826,701 and 330,792.40

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Solution

The fourth proportional to 599,070.16, 826,701 and 330,792.40 is: 456,484.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,070.16 : 826,701 = 330,792.40 : x
  2. Step 2: Convert to fraction form
    599,070.16/826,701 = 330,792.40/x
  3. Step 3: Cross multiply
    599,070.16x = 826,701 × 330,792.40
  4. Step 4: Simplify right side
    599,070.16x = 273,466,407,872.40
  5. Step 5: Solve for x
    x = 273,466,407,872.40/599,070.16
  6. Step 6: Final answer
    x = 456,484.78

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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.