Home / 762,816.66-1,144,279.71-201,844.50

Finding the Fourth Proportional to 762,816.66, 1,144,279.71 and 201,844.50

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Solution

The fourth proportional to 762,816.66, 1,144,279.71 and 201,844.50 is: 302,781.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,816.66 : 1,144,279.71 = 201,844.50 : x
  2. Step 2: Convert to fraction form
    762,816.66/1,144,279.71 = 201,844.50/x
  3. Step 3: Cross multiply
    762,816.66x = 1,144,279.71 × 201,844.50
  4. Step 4: Simplify right side
    762,816.66x = 230,966,565,925.10
  5. Step 5: Solve for x
    x = 230,966,565,925.10/762,816.66
  6. Step 6: Final answer
    x = 302,781.23

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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.