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Finding the Fourth Proportional to 417,160.90, 575,693.38 and 235,899.96

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Solution

The fourth proportional to 417,160.90, 575,693.38 and 235,899.96 is: 325,548.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,160.90 : 575,693.38 = 235,899.96 : x
  2. Step 2: Convert to fraction form
    417,160.90/575,693.38 = 235,899.96/x
  3. Step 3: Cross multiply
    417,160.90x = 575,693.38 × 235,899.96
  4. Step 4: Simplify right side
    417,160.90x = 135,806,045,314.27
  5. Step 5: Solve for x
    x = 135,806,045,314.27/417,160.90
  6. Step 6: Final answer
    x = 325,548.36

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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.