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Finding the Fourth Proportional to 560,010.60, 840,015.90 and 186,033.60

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Solution

The fourth proportional to 560,010.60, 840,015.90 and 186,033.60 is: 279,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,010.60 : 840,015.90 = 186,033.60 : x
  2. Step 2: Convert to fraction form
    560,010.60/840,015.90 = 186,033.60/x
  3. Step 3: Cross multiply
    560,010.60x = 840,015.90 × 186,033.60
  4. Step 4: Simplify right side
    560,010.60x = 156,271,181,934.24
  5. Step 5: Solve for x
    x = 156,271,181,934.24/560,010.60
  6. Step 6: Final answer
    x = 279,050.40

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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.