Home / 683,063.55-1,024,595.33-209,687.40

Finding the Fourth Proportional to 683,063.55, 1,024,595.33 and 209,687.40

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Solution

The fourth proportional to 683,063.55, 1,024,595.33 and 209,687.40 is: 314,531.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,063.55 : 1,024,595.33 = 209,687.40 : x
  2. Step 2: Convert to fraction form
    683,063.55/1,024,595.33 = 209,687.40/x
  3. Step 3: Cross multiply
    683,063.55x = 1,024,595.33 × 209,687.40
  4. Step 4: Simplify right side
    683,063.55x = 214,844,729,751.41
  5. Step 5: Solve for x
    x = 214,844,729,751.41/683,063.55
  6. Step 6: Final answer
    x = 314,531.10

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Similar ratio
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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.