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Finding the Fourth Proportional to 480,199.11, 662,674.55 and 265,337.30

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Solution

The fourth proportional to 480,199.11, 662,674.55 and 265,337.30 is: 366,165.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,199.11 : 662,674.55 = 265,337.30 : x
  2. Step 2: Convert to fraction form
    480,199.11/662,674.55 = 265,337.30/x
  3. Step 3: Cross multiply
    480,199.11x = 662,674.55 × 265,337.30
  4. Step 4: Simplify right side
    480,199.11x = 175,832,271,235.66
  5. Step 5: Solve for x
    x = 175,832,271,235.66/480,199.11
  6. Step 6: Final answer
    x = 366,165.34

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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.