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Finding the Fourth Proportional to 467,897.40, 701,846.10 and 152,386.20

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Solution

The fourth proportional to 467,897.40, 701,846.10 and 152,386.20 is: 228,579.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,897.40 : 701,846.10 = 152,386.20 : x
  2. Step 2: Convert to fraction form
    467,897.40/701,846.10 = 152,386.20/x
  3. Step 3: Cross multiply
    467,897.40x = 701,846.10 × 152,386.20
  4. Step 4: Simplify right side
    467,897.40x = 106,951,660,163.82
  5. Step 5: Solve for x
    x = 106,951,660,163.82/467,897.40
  6. Step 6: Final answer
    x = 228,579.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.