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Finding the Fourth Proportional to 416,853.04, 575,279.76 and 235,572.52

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Solution

The fourth proportional to 416,853.04, 575,279.76 and 235,572.52 is: 325,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,853.04 : 575,279.76 = 235,572.52 : x
  2. Step 2: Convert to fraction form
    416,853.04/575,279.76 = 235,572.52/x
  3. Step 3: Cross multiply
    416,853.04x = 575,279.76 × 235,572.52
  4. Step 4: Simplify right side
    416,853.04x = 135,520,102,768.20
  5. Step 5: Solve for x
    x = 135,520,102,768.20/416,853.04
  6. Step 6: Final answer
    x = 325,102.83

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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.