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Finding the Fourth Proportional to 417,166.59, 575,694.33 and 245,091.72

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Solution

The fourth proportional to 417,166.59, 575,694.33 and 245,091.72 is: 338,229.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,166.59 : 575,694.33 = 245,091.72 : x
  2. Step 2: Convert to fraction form
    417,166.59/575,694.33 = 245,091.72/x
  3. Step 3: Cross multiply
    417,166.59x = 575,694.33 × 245,091.72
  4. Step 4: Simplify right side
    417,166.59x = 141,097,913,533.95
  5. Step 5: Solve for x
    x = 141,097,913,533.95/417,166.59
  6. Step 6: Final answer
    x = 338,229.18

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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.