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Finding the Fourth Proportional to 566,794.36, 781,953.90 and 324,947.80

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Solution

The fourth proportional to 566,794.36, 781,953.90 and 324,947.80 is: 448,300.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,794.36 : 781,953.90 = 324,947.80 : x
  2. Step 2: Convert to fraction form
    566,794.36/781,953.90 = 324,947.80/x
  3. Step 3: Cross multiply
    566,794.36x = 781,953.90 × 324,947.80
  4. Step 4: Simplify right side
    566,794.36x = 254,094,199,506.42
  5. Step 5: Solve for x
    x = 254,094,199,506.42/566,794.36
  6. Step 6: Final answer
    x = 448,300.51

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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.