Home / 988,851.25-1,482,397.21-357,624.73

Finding the Fourth Proportional to 988,851.25, 1,482,397.21 and 357,624.73

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Solution

The fourth proportional to 988,851.25, 1,482,397.21 and 357,624.73 is: 536,118.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,851.25 : 1,482,397.21 = 357,624.73 : x
  2. Step 2: Convert to fraction form
    988,851.25/1,482,397.21 = 357,624.73/x
  3. Step 3: Cross multiply
    988,851.25x = 1,482,397.21 × 357,624.73
  4. Step 4: Simplify right side
    988,851.25x = 530,141,901,979.00
  5. Step 5: Solve for x
    x = 530,141,901,979.00/988,851.25
  6. Step 6: Final answer
    x = 536,118.96

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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.