Home / 462,854.37-694,281.57-196,428.06

Finding the Fourth Proportional to 462,854.37, 694,281.57 and 196,428.06

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Solution

The fourth proportional to 462,854.37, 694,281.57 and 196,428.06 is: 294,642.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,854.37 : 694,281.57 = 196,428.06 : x
  2. Step 2: Convert to fraction form
    462,854.37/694,281.57 = 196,428.06/x
  3. Step 3: Cross multiply
    462,854.37x = 694,281.57 × 196,428.06
  4. Step 4: Simplify right side
    462,854.37x = 136,376,381,888.85
  5. Step 5: Solve for x
    x = 136,376,381,888.85/462,854.37
  6. Step 6: Final answer
    x = 294,642.10

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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.