Home / 462,428.72-693,677.12-196,159.04

Finding the Fourth Proportional to 462,428.72, 693,677.12 and 196,159.04

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Solution

The fourth proportional to 462,428.72, 693,677.12 and 196,159.04 is: 294,253.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,428.72 : 693,677.12 = 196,159.04 : x
  2. Step 2: Convert to fraction form
    462,428.72/693,677.12 = 196,159.04/x
  3. Step 3: Cross multiply
    462,428.72x = 693,677.12 × 196,159.04
  4. Step 4: Simplify right side
    462,428.72x = 136,071,037,929.17
  5. Step 5: Solve for x
    x = 136,071,037,929.17/462,428.72
  6. Step 6: Final answer
    x = 294,253.00

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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.