Home / 208,276.10-312,282.89-176,697.17

Finding the Fourth Proportional to 208,276.10, 312,282.89 and 176,697.17

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Solution

The fourth proportional to 208,276.10, 312,282.89 and 176,697.17 is: 264,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,276.10 : 312,282.89 = 176,697.17 : x
  2. Step 2: Convert to fraction form
    208,276.10/312,282.89 = 176,697.17/x
  3. Step 3: Cross multiply
    208,276.10x = 312,282.89 × 176,697.17
  4. Step 4: Simplify right side
    208,276.10x = 55,179,502,902.42
  5. Step 5: Solve for x
    x = 55,179,502,902.42/208,276.10
  6. Step 6: Final answer
    x = 264,934.40

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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.