Home / 988,847.76-1,482,391.96-357,621.24

Finding the Fourth Proportional to 988,847.76, 1,482,391.96 and 357,621.24

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Solution

The fourth proportional to 988,847.76, 1,482,391.96 and 357,621.24 is: 536,113.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,847.76 : 1,482,391.96 = 357,621.24 : x
  2. Step 2: Convert to fraction form
    988,847.76/1,482,391.96 = 357,621.24/x
  3. Step 3: Cross multiply
    988,847.76x = 1,482,391.96 × 357,621.24
  4. Step 4: Simplify right side
    988,847.76x = 530,134,850,901.23
  5. Step 5: Solve for x
    x = 530,134,850,901.23/988,847.76
  6. Step 6: Final answer
    x = 536,113.72

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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.