Home / 597,619.20-896,428.80-218,539.20

Finding the Fourth Proportional to 597,619.20, 896,428.80 and 218,539.20

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Solution

The fourth proportional to 597,619.20, 896,428.80 and 218,539.20 is: 327,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,619.20 : 896,428.80 = 218,539.20 : x
  2. Step 2: Convert to fraction form
    597,619.20/896,428.80 = 218,539.20/x
  3. Step 3: Cross multiply
    597,619.20x = 896,428.80 × 218,539.20
  4. Step 4: Simplify right side
    597,619.20x = 195,904,832,808.96
  5. Step 5: Solve for x
    x = 195,904,832,808.96/597,619.20
  6. Step 6: Final answer
    x = 327,808.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.