Home / 988,986.80-1,483,092-349,153.98

Finding the Fourth Proportional to 988,986.80, 1,483,092 and 349,153.98

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Solution

The fourth proportional to 988,986.80, 1,483,092 and 349,153.98 is: 523,593.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,986.80 : 1,483,092 = 349,153.98 : x
  2. Step 2: Convert to fraction form
    988,986.80/1,483,092 = 349,153.98/x
  3. Step 3: Cross multiply
    988,986.80x = 1,483,092 × 349,153.98
  4. Step 4: Simplify right side
    988,986.80x = 517,827,474,506.16
  5. Step 5: Solve for x
    x = 517,827,474,506.16/988,986.80
  6. Step 6: Final answer
    x = 523,593.92

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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.