Home / 853,522.87-1,177,847.81-466,329.98

Finding the Fourth Proportional to 853,522.87, 1,177,847.81 and 466,329.98

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Solution

The fourth proportional to 853,522.87, 1,177,847.81 and 466,329.98 is: 643,527.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,522.87 : 1,177,847.81 = 466,329.98 : x
  2. Step 2: Convert to fraction form
    853,522.87/1,177,847.81 = 466,329.98/x
  3. Step 3: Cross multiply
    853,522.87x = 1,177,847.81 × 466,329.98
  4. Step 4: Simplify right side
    853,522.87x = 549,265,745,680.34
  5. Step 5: Solve for x
    x = 549,265,745,680.34/853,522.87
  6. Step 6: Final answer
    x = 643,527.86

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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.