Home / 833,480.40-1,150,206.42-451,507.14

Finding the Fourth Proportional to 833,480.40, 1,150,206.42 and 451,507.14

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Solution

The fourth proportional to 833,480.40, 1,150,206.42 and 451,507.14 is: 623,081.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,480.40 : 1,150,206.42 = 451,507.14 : x
  2. Step 2: Convert to fraction form
    833,480.40/1,150,206.42 = 451,507.14/x
  3. Step 3: Cross multiply
    833,480.40x = 1,150,206.42 × 451,507.14
  4. Step 4: Simplify right side
    833,480.40x = 519,326,411,103.84
  5. Step 5: Solve for x
    x = 519,326,411,103.84/833,480.40
  6. Step 6: Final answer
    x = 623,081.73

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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.