Home / 818,505.12-1,226,124.72-650,310.24

Finding the Fourth Proportional to 818,505.12, 1,226,124.72 and 650,310.24

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Solution

The fourth proportional to 818,505.12, 1,226,124.72 and 650,310.24 is: 974,167.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,505.12 : 1,226,124.72 = 650,310.24 : x
  2. Step 2: Convert to fraction form
    818,505.12/1,226,124.72 = 650,310.24/x
  3. Step 3: Cross multiply
    818,505.12x = 1,226,124.72 × 650,310.24
  4. Step 4: Simplify right side
    818,505.12x = 797,361,460,933.13
  5. Step 5: Solve for x
    x = 797,361,460,933.13/818,505.12
  6. Step 6: Final answer
    x = 974,167.96

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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.