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Finding the Fourth Proportional to 560,844.09, 773,846.60 and 356,820.75

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Solution

The fourth proportional to 560,844.09, 773,846.60 and 356,820.75 is: 492,337.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,844.09 : 773,846.60 = 356,820.75 : x
  2. Step 2: Convert to fraction form
    560,844.09/773,846.60 = 356,820.75/x
  3. Step 3: Cross multiply
    560,844.09x = 773,846.60 × 356,820.75
  4. Step 4: Simplify right side
    560,844.09x = 276,124,522,412.85
  5. Step 5: Solve for x
    x = 276,124,522,412.85/560,844.09
  6. Step 6: Final answer
    x = 492,337.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.