Home / 480,636.04-663,259.80-265,772.20

Finding the Fourth Proportional to 480,636.04, 663,259.80 and 265,772.20

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Solution

The fourth proportional to 480,636.04, 663,259.80 and 265,772.20 is: 366,755.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,636.04 : 663,259.80 = 265,772.20 : x
  2. Step 2: Convert to fraction form
    480,636.04/663,259.80 = 265,772.20/x
  3. Step 3: Cross multiply
    480,636.04x = 663,259.80 × 265,772.20
  4. Step 4: Simplify right side
    480,636.04x = 176,276,016,217.56
  5. Step 5: Solve for x
    x = 176,276,016,217.56/480,636.04
  6. Step 6: Final answer
    x = 366,755.72

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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.