Home / 556,511.38-834,828.36-177,343.90

Finding the Fourth Proportional to 556,511.38, 834,828.36 and 177,343.90

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Solution

The fourth proportional to 556,511.38, 834,828.36 and 177,343.90 is: 266,035.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,511.38 : 834,828.36 = 177,343.90 : x
  2. Step 2: Convert to fraction form
    556,511.38/834,828.36 = 177,343.90/x
  3. Step 3: Cross multiply
    556,511.38x = 834,828.36 × 177,343.90
  4. Step 4: Simplify right side
    556,511.38x = 148,051,717,193.00
  5. Step 5: Solve for x
    x = 148,051,717,193.00/556,511.38
  6. Step 6: Final answer
    x = 266,035.38

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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.