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Finding the Fourth Proportional to 566,678.40, 850,017.60 and 192,701.40

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Solution

The fourth proportional to 566,678.40, 850,017.60 and 192,701.40 is: 289,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,678.40 : 850,017.60 = 192,701.40 : x
  2. Step 2: Convert to fraction form
    566,678.40/850,017.60 = 192,701.40/x
  3. Step 3: Cross multiply
    566,678.40x = 850,017.60 × 192,701.40
  4. Step 4: Simplify right side
    566,678.40x = 163,799,581,544.64
  5. Step 5: Solve for x
    x = 163,799,581,544.64/566,678.40
  6. Step 6: Final answer
    x = 289,052.10

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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.