Home / 534,528.90-737,058.76-340,629.45

Finding the Fourth Proportional to 534,528.90, 737,058.76 and 340,629.45

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Solution

The fourth proportional to 534,528.90, 737,058.76 and 340,629.45 is: 469,691.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,528.90 : 737,058.76 = 340,629.45 : x
  2. Step 2: Convert to fraction form
    534,528.90/737,058.76 = 340,629.45/x
  3. Step 3: Cross multiply
    534,528.90x = 737,058.76 × 340,629.45
  4. Step 4: Simplify right side
    534,528.90x = 251,063,920,036.48
  5. Step 5: Solve for x
    x = 251,063,920,036.48/534,528.90
  6. Step 6: Final answer
    x = 469,691.95

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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.