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Finding the Fourth Proportional to 560,393.19, 840,642.03 and 223,352.19

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Solution

The fourth proportional to 560,393.19, 840,642.03 and 223,352.19 is: 335,049.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,393.19 : 840,642.03 = 223,352.19 : x
  2. Step 2: Convert to fraction form
    560,393.19/840,642.03 = 223,352.19/x
  3. Step 3: Cross multiply
    560,393.19x = 840,642.03 × 223,352.19
  4. Step 4: Simplify right side
    560,393.19x = 187,759,238,406.55
  5. Step 5: Solve for x
    x = 187,759,238,406.55/560,393.19
  6. Step 6: Final answer
    x = 335,049.11

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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.