Home / 345,360.04-517,083.51-176,516.76

Finding the Fourth Proportional to 345,360.04, 517,083.51 and 176,516.76

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Solution

The fourth proportional to 345,360.04, 517,083.51 and 176,516.76 is: 264,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,360.04 : 517,083.51 = 176,516.76 : x
  2. Step 2: Convert to fraction form
    345,360.04/517,083.51 = 176,516.76/x
  3. Step 3: Cross multiply
    345,360.04x = 517,083.51 × 176,516.76
  4. Step 4: Simplify right side
    345,360.04x = 91,273,905,834.63
  5. Step 5: Solve for x
    x = 91,273,905,834.63/345,360.04
  6. Step 6: Final answer
    x = 264,286.24

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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.