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Finding the Fourth Proportional to 622,803.35, 932,728.80 and 622,803.35

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Solution

The fourth proportional to 622,803.35, 932,728.80 and 622,803.35 is: 932,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,803.35 : 932,728.80 = 622,803.35 : x
  2. Step 2: Convert to fraction form
    622,803.35/932,728.80 = 622,803.35/x
  3. Step 3: Cross multiply
    622,803.35x = 932,728.80 × 622,803.35
  4. Step 4: Simplify right side
    622,803.35x = 580,906,621,281.48
  5. Step 5: Solve for x
    x = 580,906,621,281.48/622,803.35
  6. Step 6: Final answer
    x = 932,728.80

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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.