Home / 743,732.52-1,026,000.30-539,335.05

Finding the Fourth Proportional to 743,732.52, 1,026,000.30 and 539,335.05

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Solution

The fourth proportional to 743,732.52, 1,026,000.30 and 539,335.05 is: 744,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,732.52 : 1,026,000.30 = 539,335.05 : x
  2. Step 2: Convert to fraction form
    743,732.52/1,026,000.30 = 539,335.05/x
  3. Step 3: Cross multiply
    743,732.52x = 1,026,000.30 × 539,335.05
  4. Step 4: Simplify right side
    743,732.52x = 553,357,923,100.52
  5. Step 5: Solve for x
    x = 553,357,923,100.52/743,732.52
  6. Step 6: Final answer
    x = 744,028.14

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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.