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Finding the Fourth Proportional to 360,482.40, 539,589.84 and 247,501.44

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Solution

The fourth proportional to 360,482.40, 539,589.84 and 247,501.44 is: 370,473.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,482.40 : 539,589.84 = 247,501.44 : x
  2. Step 2: Convert to fraction form
    360,482.40/539,589.84 = 247,501.44/x
  3. Step 3: Cross multiply
    360,482.40x = 539,589.84 × 247,501.44
  4. Step 4: Simplify right side
    360,482.40x = 133,549,262,409.37
  5. Step 5: Solve for x
    x = 133,549,262,409.37/360,482.40
  6. Step 6: Final answer
    x = 370,473.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.