Home / 1,006,516.76-1,388,993.14-547,631.54

Finding the Fourth Proportional to 1,006,516.76, 1,388,993.14 and 547,631.54

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Solution

The fourth proportional to 1,006,516.76, 1,388,993.14 and 547,631.54 is: 755,731.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,516.76 : 1,388,993.14 = 547,631.54 : x
  2. Step 2: Convert to fraction form
    1,006,516.76/1,388,993.14 = 547,631.54/x
  3. Step 3: Cross multiply
    1,006,516.76x = 1,388,993.14 × 547,631.54
  4. Step 4: Simplify right side
    1,006,516.76x = 760,656,452,307.64
  5. Step 5: Solve for x
    x = 760,656,452,307.64/1,006,516.76
  6. Step 6: Final answer
    x = 755,731.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.