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Finding the Fourth Proportional to 506,482.88, 698,262.40 and 324,879.56

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Solution

The fourth proportional to 506,482.88, 698,262.40 and 324,879.56 is: 447,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,482.88 : 698,262.40 = 324,879.56 : x
  2. Step 2: Convert to fraction form
    506,482.88/698,262.40 = 324,879.56/x
  3. Step 3: Cross multiply
    506,482.88x = 698,262.40 × 324,879.56
  4. Step 4: Simplify right side
    506,482.88x = 226,851,181,276.54
  5. Step 5: Solve for x
    x = 226,851,181,276.54/506,482.88
  6. Step 6: Final answer
    x = 447,895.06

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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.