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Finding the Fourth Proportional to 417,064.39, 575,573.70 and 235,793.23

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Solution

The fourth proportional to 417,064.39, 575,573.70 and 235,793.23 is: 325,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,064.39 : 575,573.70 = 235,793.23 : x
  2. Step 2: Convert to fraction form
    417,064.39/575,573.70 = 235,793.23/x
  3. Step 3: Cross multiply
    417,064.39x = 575,573.70 × 235,793.23
  4. Step 4: Simplify right side
    417,064.39x = 135,716,379,945.00
  5. Step 5: Solve for x
    x = 135,716,379,945.00/417,064.39
  6. Step 6: Final answer
    x = 325,408.70

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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.