Home / 510,854.10-766,344.77-173,868.86

Finding the Fourth Proportional to 510,854.10, 766,344.77 and 173,868.86

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Solution

The fourth proportional to 510,854.10, 766,344.77 and 173,868.86 is: 260,824.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,854.10 : 766,344.77 = 173,868.86 : x
  2. Step 2: Convert to fraction form
    510,854.10/766,344.77 = 173,868.86/x
  3. Step 3: Cross multiply
    510,854.10x = 766,344.77 × 173,868.86
  4. Step 4: Simplify right side
    510,854.10x = 133,243,491,526.86
  5. Step 5: Solve for x
    x = 133,243,491,526.86/510,854.10
  6. Step 6: Final answer
    x = 260,824.94

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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.