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Finding the Fourth Proportional to 560,404.23, 840,543.93 and 200,560.56

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Solution

The fourth proportional to 560,404.23, 840,543.93 and 200,560.56 is: 300,818.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,404.23 : 840,543.93 = 200,560.56 : x
  2. Step 2: Convert to fraction form
    560,404.23/840,543.93 = 200,560.56/x
  3. Step 3: Cross multiply
    560,404.23x = 840,543.93 × 200,560.56
  4. Step 4: Simplify right side
    560,404.23x = 168,579,961,305.40
  5. Step 5: Solve for x
    x = 168,579,961,305.40/560,404.23
  6. Step 6: Final answer
    x = 300,818.50

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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.