Home / 291,834.27-402,883.56-207,153.63

Finding the Fourth Proportional to 291,834.27, 402,883.56 and 207,153.63

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Solution

The fourth proportional to 291,834.27, 402,883.56 and 207,153.63 is: 285,980.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,834.27 : 402,883.56 = 207,153.63 : x
  2. Step 2: Convert to fraction form
    291,834.27/402,883.56 = 207,153.63/x
  3. Step 3: Cross multiply
    291,834.27x = 402,883.56 × 207,153.63
  4. Step 4: Simplify right side
    291,834.27x = 83,458,791,921.32
  5. Step 5: Solve for x
    x = 83,458,791,921.32/291,834.27
  6. Step 6: Final answer
    x = 285,980.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.