Home / 942,008.40-1,413,012.60-926,456.40

Finding the Fourth Proportional to 942,008.40, 1,413,012.60 and 926,456.40

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Solution

The fourth proportional to 942,008.40, 1,413,012.60 and 926,456.40 is: 1,389,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,008.40 : 1,413,012.60 = 926,456.40 : x
  2. Step 2: Convert to fraction form
    942,008.40/1,413,012.60 = 926,456.40/x
  3. Step 3: Cross multiply
    942,008.40x = 1,413,012.60 × 926,456.40
  4. Step 4: Simplify right side
    942,008.40x = 1,309,094,566,550.64
  5. Step 5: Solve for x
    x = 1,309,094,566,550.64/942,008.40
  6. Step 6: Final answer
    x = 1,389,684.60

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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.