Home / 767,983.12-1,151,931.61-235,502.70

Finding the Fourth Proportional to 767,983.12, 1,151,931.61 and 235,502.70

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Solution

The fourth proportional to 767,983.12, 1,151,931.61 and 235,502.70 is: 353,240.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,983.12 : 1,151,931.61 = 235,502.70 : x
  2. Step 2: Convert to fraction form
    767,983.12/1,151,931.61 = 235,502.70/x
  3. Step 3: Cross multiply
    767,983.12x = 1,151,931.61 × 235,502.70
  4. Step 4: Simplify right side
    767,983.12x = 271,283,004,370.35
  5. Step 5: Solve for x
    x = 271,283,004,370.35/767,983.12
  6. Step 6: Final answer
    x = 353,240.84

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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.