Home / 702,156.24-1,053,824.08-303,098.40

Finding the Fourth Proportional to 702,156.24, 1,053,824.08 and 303,098.40

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Solution

The fourth proportional to 702,156.24, 1,053,824.08 and 303,098.40 is: 454,902.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,156.24 : 1,053,824.08 = 303,098.40 : x
  2. Step 2: Convert to fraction form
    702,156.24/1,053,824.08 = 303,098.40/x
  3. Step 3: Cross multiply
    702,156.24x = 1,053,824.08 × 303,098.40
  4. Step 4: Simplify right side
    702,156.24x = 319,412,392,529.47
  5. Step 5: Solve for x
    x = 319,412,392,529.47/702,156.24
  6. Step 6: Final answer
    x = 454,902.16

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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.