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Finding the Fourth Proportional to 417,241.26, 575,785.80 and 235,947.06

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Solution

The fourth proportional to 417,241.26, 575,785.80 and 235,947.06 is: 325,602.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,241.26 : 575,785.80 = 235,947.06 : x
  2. Step 2: Convert to fraction form
    417,241.26/575,785.80 = 235,947.06/x
  3. Step 3: Cross multiply
    417,241.26x = 575,785.80 × 235,947.06
  4. Step 4: Simplify right side
    417,241.26x = 135,854,966,699.75
  5. Step 5: Solve for x
    x = 135,854,966,699.75/417,241.26
  6. Step 6: Final answer
    x = 325,602.91

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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.