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Finding the Fourth Proportional to 338,605.04, 467,280.23 and 185,657.19

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Solution

The fourth proportional to 338,605.04, 467,280.23 and 185,657.19 is: 256,209.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,605.04 : 467,280.23 = 185,657.19 : x
  2. Step 2: Convert to fraction form
    338,605.04/467,280.23 = 185,657.19/x
  3. Step 3: Cross multiply
    338,605.04x = 467,280.23 × 185,657.19
  4. Step 4: Simplify right side
    338,605.04x = 86,753,934,444.35
  5. Step 5: Solve for x
    x = 86,753,934,444.35/338,605.04
  6. Step 6: Final answer
    x = 256,209.81

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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.