Home / 833,426.91-1,150,134.66-451,453.69

Finding the Fourth Proportional to 833,426.91, 1,150,134.66 and 451,453.69

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Solution

The fourth proportional to 833,426.91, 1,150,134.66 and 451,453.69 is: 623,009.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,426.91 : 1,150,134.66 = 451,453.69 : x
  2. Step 2: Convert to fraction form
    833,426.91/1,150,134.66 = 451,453.69/x
  3. Step 3: Cross multiply
    833,426.91x = 1,150,134.66 × 451,453.69
  4. Step 4: Simplify right side
    833,426.91x = 519,232,536,253.90
  5. Step 5: Solve for x
    x = 519,232,536,253.90/833,426.91
  6. Step 6: Final answer
    x = 623,009.08

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Double scale
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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.