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Finding the Fourth Proportional to 691,760.98, 954,267.13 and 562,843.54

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Solution

The fourth proportional to 691,760.98, 954,267.13 and 562,843.54 is: 776,428.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,760.98 : 954,267.13 = 562,843.54 : x
  2. Step 2: Convert to fraction form
    691,760.98/954,267.13 = 562,843.54/x
  3. Step 3: Cross multiply
    691,760.98x = 954,267.13 × 562,843.54
  4. Step 4: Simplify right side
    691,760.98x = 537,103,089,554.84
  5. Step 5: Solve for x
    x = 537,103,089,554.84/691,760.98
  6. Step 6: Final answer
    x = 776,428.72

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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.