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Finding the Fourth Proportional to 265,616.59, 366,541.61 and 144,755.45

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Solution

The fourth proportional to 265,616.59, 366,541.61 and 144,755.45 is: 199,757.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,616.59 : 366,541.61 = 144,755.45 : x
  2. Step 2: Convert to fraction form
    265,616.59/366,541.61 = 144,755.45/x
  3. Step 3: Cross multiply
    265,616.59x = 366,541.61 × 144,755.45
  4. Step 4: Simplify right side
    265,616.59x = 53,058,896,579.12
  5. Step 5: Solve for x
    x = 53,058,896,579.12/265,616.59
  6. Step 6: Final answer
    x = 199,757.46

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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.