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Finding the Fourth Proportional to 406,101.56, 560,413.44 and 224,809.76

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Solution

The fourth proportional to 406,101.56, 560,413.44 and 224,809.76 is: 310,233.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,101.56 : 560,413.44 = 224,809.76 : x
  2. Step 2: Convert to fraction form
    406,101.56/560,413.44 = 224,809.76/x
  3. Step 3: Cross multiply
    406,101.56x = 560,413.44 × 224,809.76
  4. Step 4: Simplify right side
    406,101.56x = 125,986,410,947.17
  5. Step 5: Solve for x
    x = 125,986,410,947.17/406,101.56
  6. Step 6: Final answer
    x = 310,233.75

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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.