Home / 923,842.02-1,274,889.45-515,951.13

Finding the Fourth Proportional to 923,842.02, 1,274,889.45 and 515,951.13

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Solution

The fourth proportional to 923,842.02, 1,274,889.45 and 515,951.13 is: 712,005.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,842.02 : 1,274,889.45 = 515,951.13 : x
  2. Step 2: Convert to fraction form
    923,842.02/1,274,889.45 = 515,951.13/x
  3. Step 3: Cross multiply
    923,842.02x = 1,274,889.45 × 515,951.13
  4. Step 4: Simplify right side
    923,842.02x = 657,780,652,352.58
  5. Step 5: Solve for x
    x = 657,780,652,352.58/923,842.02
  6. Step 6: Final answer
    x = 712,005.56

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1.5x scale

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.