Home / 994,306.16-1,372,103.87-607,768.78

Finding the Fourth Proportional to 994,306.16, 1,372,103.87 and 607,768.78

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Solution

The fourth proportional to 994,306.16, 1,372,103.87 and 607,768.78 is: 838,697.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,306.16 : 1,372,103.87 = 607,768.78 : x
  2. Step 2: Convert to fraction form
    994,306.16/1,372,103.87 = 607,768.78/x
  3. Step 3: Cross multiply
    994,306.16x = 1,372,103.87 × 607,768.78
  4. Step 4: Simplify right side
    994,306.16x = 833,921,895,103.18
  5. Step 5: Solve for x
    x = 833,921,895,103.18/994,306.16
  6. Step 6: Final answer
    x = 838,697.30

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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.