Home / 769,492.46-1,062,580.50-479,598.80

Finding the Fourth Proportional to 769,492.46, 1,062,580.50 and 479,598.80

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Solution

The fourth proportional to 769,492.46, 1,062,580.50 and 479,598.80 is: 662,270.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,492.46 : 1,062,580.50 = 479,598.80 : x
  2. Step 2: Convert to fraction form
    769,492.46/1,062,580.50 = 479,598.80/x
  3. Step 3: Cross multiply
    769,492.46x = 1,062,580.50 × 479,598.80
  4. Step 4: Simplify right side
    769,492.46x = 509,612,327,390.50
  5. Step 5: Solve for x
    x = 509,612,327,390.50/769,492.46
  6. Step 6: Final answer
    x = 662,270.73

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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.