Home / 833,359.72-1,150,036.74-451,385.32

Finding the Fourth Proportional to 833,359.72, 1,150,036.74 and 451,385.32

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Solution

The fourth proportional to 833,359.72, 1,150,036.74 and 451,385.32 is: 622,911.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,359.72 : 1,150,036.74 = 451,385.32 : x
  2. Step 2: Convert to fraction form
    833,359.72/1,150,036.74 = 451,385.32/x
  3. Step 3: Cross multiply
    833,359.72x = 1,150,036.74 × 451,385.32
  4. Step 4: Simplify right side
    833,359.72x = 519,109,701,896.66
  5. Step 5: Solve for x
    x = 519,109,701,896.66/833,359.72
  6. Step 6: Final answer
    x = 622,911.92

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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.