Home / 581,077.75-871,117.43-201,949.23

Finding the Fourth Proportional to 581,077.75, 871,117.43 and 201,949.23

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Solution

The fourth proportional to 581,077.75, 871,117.43 and 201,949.23 is: 302,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,077.75 : 871,117.43 = 201,949.23 : x
  2. Step 2: Convert to fraction form
    581,077.75/871,117.43 = 201,949.23/x
  3. Step 3: Cross multiply
    581,077.75x = 871,117.43 × 201,949.23
  4. Step 4: Simplify right side
    581,077.75x = 175,921,494,228.08
  5. Step 5: Solve for x
    x = 175,921,494,228.08/581,077.75
  6. Step 6: Final answer
    x = 302,750.35

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Double scale
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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.