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Finding the Fourth Proportional to 922,600.20, 1,383,900.30 and 566,459.40

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Solution

The fourth proportional to 922,600.20, 1,383,900.30 and 566,459.40 is: 849,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,600.20 : 1,383,900.30 = 566,459.40 : x
  2. Step 2: Convert to fraction form
    922,600.20/1,383,900.30 = 566,459.40/x
  3. Step 3: Cross multiply
    922,600.20x = 1,383,900.30 × 566,459.40
  4. Step 4: Simplify right side
    922,600.20x = 783,923,333,597.82
  5. Step 5: Solve for x
    x = 783,923,333,597.82/922,600.20
  6. Step 6: Final answer
    x = 849,689.10

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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.