Home / 991,764.54-1,368,606.33-562,084.38

Finding the Fourth Proportional to 991,764.54, 1,368,606.33 and 562,084.38

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Solution

The fourth proportional to 991,764.54, 1,368,606.33 and 562,084.38 is: 775,660.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,764.54 : 1,368,606.33 = 562,084.38 : x
  2. Step 2: Convert to fraction form
    991,764.54/1,368,606.33 = 562,084.38/x
  3. Step 3: Cross multiply
    991,764.54x = 1,368,606.33 × 562,084.38
  4. Step 4: Simplify right side
    991,764.54x = 769,272,240,462.13
  5. Step 5: Solve for x
    x = 769,272,240,462.13/991,764.54
  6. Step 6: Final answer
    x = 775,660.16

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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.