Home / 1,038,982.80-1,558,522.80-329,066.40

Finding the Fourth Proportional to 1,038,982.80, 1,558,522.80 and 329,066.40

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Solution

The fourth proportional to 1,038,982.80, 1,558,522.80 and 329,066.40 is: 493,614.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,982.80 : 1,558,522.80 = 329,066.40 : x
  2. Step 2: Convert to fraction form
    1,038,982.80/1,558,522.80 = 329,066.40/x
  3. Step 3: Cross multiply
    1,038,982.80x = 1,558,522.80 × 329,066.40
  4. Step 4: Simplify right side
    1,038,982.80x = 512,857,487,113.92
  5. Step 5: Solve for x
    x = 512,857,487,113.92/1,038,982.80
  6. Step 6: Final answer
    x = 493,614.99

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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.