Home / 663,176.16-993,926.70-283,645.80

Finding the Fourth Proportional to 663,176.16, 993,926.70 and 283,645.80

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Solution

The fourth proportional to 663,176.16, 993,926.70 and 283,645.80 is: 425,110.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,176.16 : 993,926.70 = 283,645.80 : x
  2. Step 2: Convert to fraction form
    663,176.16/993,926.70 = 283,645.80/x
  3. Step 3: Cross multiply
    663,176.16x = 993,926.70 × 283,645.80
  4. Step 4: Simplify right side
    663,176.16x = 281,923,133,962.86
  5. Step 5: Solve for x
    x = 281,923,133,962.86/663,176.16
  6. Step 6: Final answer
    x = 425,110.48

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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.