Home / 724,031.55-1,086,099.26-191,546.25

Finding the Fourth Proportional to 724,031.55, 1,086,099.26 and 191,546.25

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Solution

The fourth proportional to 724,031.55, 1,086,099.26 and 191,546.25 is: 287,333.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,031.55 : 1,086,099.26 = 191,546.25 : x
  2. Step 2: Convert to fraction form
    724,031.55/1,086,099.26 = 191,546.25/x
  3. Step 3: Cross multiply
    724,031.55x = 1,086,099.26 × 191,546.25
  4. Step 4: Simplify right side
    724,031.55x = 208,038,239,423.04
  5. Step 5: Solve for x
    x = 208,038,239,423.04/724,031.55
  6. Step 6: Final answer
    x = 287,333.11

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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.