Home / 937,865.76-1,294,108.50-555,830.88

Finding the Fourth Proportional to 937,865.76, 1,294,108.50 and 555,830.88

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Solution

The fourth proportional to 937,865.76, 1,294,108.50 and 555,830.88 is: 766,959.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,865.76 : 1,294,108.50 = 555,830.88 : x
  2. Step 2: Convert to fraction form
    937,865.76/1,294,108.50 = 555,830.88/x
  3. Step 3: Cross multiply
    937,865.76x = 1,294,108.50 × 555,830.88
  4. Step 4: Simplify right side
    937,865.76x = 719,305,466,370.48
  5. Step 5: Solve for x
    x = 719,305,466,370.48/937,865.76
  6. Step 6: Final answer
    x = 766,959.94

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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.