Home / 753,971.22-1,130,956.11-193,004.82

Finding the Fourth Proportional to 753,971.22, 1,130,956.11 and 193,004.82

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Solution

The fourth proportional to 753,971.22, 1,130,956.11 and 193,004.82 is: 289,507.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,971.22 : 1,130,956.11 = 193,004.82 : x
  2. Step 2: Convert to fraction form
    753,971.22/1,130,956.11 = 193,004.82/x
  3. Step 3: Cross multiply
    753,971.22x = 1,130,956.11 × 193,004.82
  4. Step 4: Simplify right side
    753,971.22x = 218,279,980,438.45
  5. Step 5: Solve for x
    x = 218,279,980,438.45/753,971.22
  6. Step 6: Final answer
    x = 289,507.05

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Double scale
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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.