Home / 741,923.99-1,023,856.91-402,392.24

Finding the Fourth Proportional to 741,923.99, 1,023,856.91 and 402,392.24

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Solution

The fourth proportional to 741,923.99, 1,023,856.91 and 402,392.24 is: 555,302.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,923.99 : 1,023,856.91 = 402,392.24 : x
  2. Step 2: Convert to fraction form
    741,923.99/1,023,856.91 = 402,392.24/x
  3. Step 3: Cross multiply
    741,923.99x = 1,023,856.91 × 402,392.24
  4. Step 4: Simplify right side
    741,923.99x = 411,992,073,671.57
  5. Step 5: Solve for x
    x = 411,992,073,671.57/741,923.99
  6. Step 6: Final answer
    x = 555,302.27

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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.