Home / 291,707.10-437,560.65-197,228.70

Finding the Fourth Proportional to 291,707.10, 437,560.65 and 197,228.70

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Solution

The fourth proportional to 291,707.10, 437,560.65 and 197,228.70 is: 295,843.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,707.10 : 437,560.65 = 197,228.70 : x
  2. Step 2: Convert to fraction form
    291,707.10/437,560.65 = 197,228.70/x
  3. Step 3: Cross multiply
    291,707.10x = 437,560.65 × 197,228.70
  4. Step 4: Simplify right side
    291,707.10x = 86,299,518,170.66
  5. Step 5: Solve for x
    x = 86,299,518,170.66/291,707.10
  6. Step 6: Final answer
    x = 295,843.05

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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.