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Finding the Fourth Proportional to 800,182.92, 1,104,653.97 and 618,484.23

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Solution

The fourth proportional to 800,182.92, 1,104,653.97 and 618,484.23 is: 853,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,182.92 : 1,104,653.97 = 618,484.23 : x
  2. Step 2: Convert to fraction form
    800,182.92/1,104,653.97 = 618,484.23/x
  3. Step 3: Cross multiply
    800,182.92x = 1,104,653.97 × 618,484.23
  4. Step 4: Simplify right side
    800,182.92x = 683,211,060,051.89
  5. Step 5: Solve for x
    x = 683,211,060,051.89/800,182.92
  6. Step 6: Final answer
    x = 853,818.60

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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.