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Finding the Fourth Proportional to 300,482.64, 414,637.32 and 179,599.92

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Solution

The fourth proportional to 300,482.64, 414,637.32 and 179,599.92 is: 247,830.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,482.64 : 414,637.32 = 179,599.92 : x
  2. Step 2: Convert to fraction form
    300,482.64/414,637.32 = 179,599.92/x
  3. Step 3: Cross multiply
    300,482.64x = 414,637.32 × 179,599.92
  4. Step 4: Simplify right side
    300,482.64x = 74,468,829,501.01
  5. Step 5: Solve for x
    x = 74,468,829,501.01/300,482.64
  6. Step 6: Final answer
    x = 247,830.72

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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.