Home / 480,570.20-663,162.30-268,602.20

Finding the Fourth Proportional to 480,570.20, 663,162.30 and 268,602.20

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Solution

The fourth proportional to 480,570.20, 663,162.30 and 268,602.20 is: 370,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,570.20 : 663,162.30 = 268,602.20 : x
  2. Step 2: Convert to fraction form
    480,570.20/663,162.30 = 268,602.20/x
  3. Step 3: Cross multiply
    480,570.20x = 663,162.30 × 268,602.20
  4. Step 4: Simplify right side
    480,570.20x = 178,126,852,737.06
  5. Step 5: Solve for x
    x = 178,126,852,737.06/480,570.20
  6. Step 6: Final answer
    x = 370,657.30

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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.