Home / 653,869.35-980,801.78-174,097.17

Finding the Fourth Proportional to 653,869.35, 980,801.78 and 174,097.17

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Solution

The fourth proportional to 653,869.35, 980,801.78 and 174,097.17 is: 261,145.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,869.35 : 980,801.78 = 174,097.17 : x
  2. Step 2: Convert to fraction form
    653,869.35/980,801.78 = 174,097.17/x
  3. Step 3: Cross multiply
    653,869.35x = 980,801.78 × 174,097.17
  4. Step 4: Simplify right side
    653,869.35x = 170,754,813,358.48
  5. Step 5: Solve for x
    x = 170,754,813,358.48/653,869.35
  6. Step 6: Final answer
    x = 261,145.16

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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.