Home / 755,963.85-1,134,110.01-351,404.40

Finding the Fourth Proportional to 755,963.85, 1,134,110.01 and 351,404.40

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Solution

The fourth proportional to 755,963.85, 1,134,110.01 and 351,404.40 is: 527,182.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,963.85 : 1,134,110.01 = 351,404.40 : x
  2. Step 2: Convert to fraction form
    755,963.85/1,134,110.01 = 351,404.40/x
  3. Step 3: Cross multiply
    755,963.85x = 1,134,110.01 × 351,404.40
  4. Step 4: Simplify right side
    755,963.85x = 398,531,247,598.04
  5. Step 5: Solve for x
    x = 398,531,247,598.04/755,963.85
  6. Step 6: Final answer
    x = 527,182.94

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1.5x scale

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.