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Finding the Fourth Proportional to 480,592.80, 663,206.31 and 265,727.34

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Solution

The fourth proportional to 480,592.80, 663,206.31 and 265,727.34 is: 366,697.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,592.80 : 663,206.31 = 265,727.34 : x
  2. Step 2: Convert to fraction form
    480,592.80/663,206.31 = 265,727.34/x
  3. Step 3: Cross multiply
    480,592.80x = 663,206.31 × 265,727.34
  4. Step 4: Simplify right side
    480,592.80x = 176,232,048,627.52
  5. Step 5: Solve for x
    x = 176,232,048,627.52/480,592.80
  6. Step 6: Final answer
    x = 366,697.23

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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.