Home / 988,540.96-1,482,926.64-357,751.84

Finding the Fourth Proportional to 988,540.96, 1,482,926.64 and 357,751.84

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Solution

The fourth proportional to 988,540.96, 1,482,926.64 and 357,751.84 is: 536,669.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,540.96 : 1,482,926.64 = 357,751.84 : x
  2. Step 2: Convert to fraction form
    988,540.96/1,482,926.64 = 357,751.84/x
  3. Step 3: Cross multiply
    988,540.96x = 1,482,926.64 × 357,751.84
  4. Step 4: Simplify right side
    988,540.96x = 530,519,734,045.02
  5. Step 5: Solve for x
    x = 530,519,734,045.02/988,540.96
  6. Step 6: Final answer
    x = 536,669.45

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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.