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Finding the Fourth Proportional to 560,025.30, 839,928.60 and 186,048.30

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Solution

The fourth proportional to 560,025.30, 839,928.60 and 186,048.30 is: 279,036.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,025.30 : 839,928.60 = 186,048.30 : x
  2. Step 2: Convert to fraction form
    560,025.30/839,928.60 = 186,048.30/x
  3. Step 3: Cross multiply
    560,025.30x = 839,928.60 × 186,048.30
  4. Step 4: Simplify right side
    560,025.30x = 156,267,288,151.38
  5. Step 5: Solve for x
    x = 156,267,288,151.38/560,025.30
  6. Step 6: Final answer
    x = 279,036.12

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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.