Home / 942,903.26-1,412,103.65-542,702.82

Finding the Fourth Proportional to 942,903.26, 1,412,103.65 and 542,702.82

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Solution

The fourth proportional to 942,903.26, 1,412,103.65 and 542,702.82 is: 812,758.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,903.26 : 1,412,103.65 = 542,702.82 : x
  2. Step 2: Convert to fraction form
    942,903.26/1,412,103.65 = 542,702.82/x
  3. Step 3: Cross multiply
    942,903.26x = 1,412,103.65 × 542,702.82
  4. Step 4: Simplify right side
    942,903.26x = 766,352,632,987.29
  5. Step 5: Solve for x
    x = 766,352,632,987.29/942,903.26
  6. Step 6: Final answer
    x = 812,758.49

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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.