Home / 952,428.66-1,314,347.73-522,715.86

Finding the Fourth Proportional to 952,428.66, 1,314,347.73 and 522,715.86

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Solution

The fourth proportional to 952,428.66, 1,314,347.73 and 522,715.86 is: 721,345.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,428.66 : 1,314,347.73 = 522,715.86 : x
  2. Step 2: Convert to fraction form
    952,428.66/1,314,347.73 = 522,715.86/x
  3. Step 3: Cross multiply
    952,428.66x = 1,314,347.73 × 522,715.86
  4. Step 4: Simplify right side
    952,428.66x = 687,030,404,026.00
  5. Step 5: Solve for x
    x = 687,030,404,026.00/952,428.66
  6. Step 6: Final answer
    x = 721,345.79

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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.