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Finding the Fourth Proportional to 480,344.07, 662,909.13 and 265,479.51

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Solution

The fourth proportional to 480,344.07, 662,909.13 and 265,479.51 is: 366,380.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,344.07 : 662,909.13 = 265,479.51 : x
  2. Step 2: Convert to fraction form
    480,344.07/662,909.13 = 265,479.51/x
  3. Step 3: Cross multiply
    480,344.07x = 662,909.13 × 265,479.51
  4. Step 4: Simplify right side
    480,344.07x = 175,988,791,006.93
  5. Step 5: Solve for x
    x = 175,988,791,006.93/480,344.07
  6. Step 6: Final answer
    x = 366,380.69

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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.