Home / 723,899.52-1,085,848.56-495,970.56

Finding the Fourth Proportional to 723,899.52, 1,085,848.56 and 495,970.56

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Solution

The fourth proportional to 723,899.52, 1,085,848.56 and 495,970.56 is: 743,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,899.52 : 1,085,848.56 = 495,970.56 : x
  2. Step 2: Convert to fraction form
    723,899.52/1,085,848.56 = 495,970.56/x
  3. Step 3: Cross multiply
    723,899.52x = 1,085,848.56 × 495,970.56
  4. Step 4: Simplify right side
    723,899.52x = 538,548,918,378.39
  5. Step 5: Solve for x
    x = 538,548,918,378.39/723,899.52
  6. Step 6: Final answer
    x = 743,955.35

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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.