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Finding the Fourth Proportional to 691,760.23, 954,266.10 and 562,842.79

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Solution

The fourth proportional to 691,760.23, 954,266.10 and 562,842.79 is: 776,427.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,760.23 : 954,266.10 = 562,842.79 : x
  2. Step 2: Convert to fraction form
    691,760.23/954,266.10 = 562,842.79/x
  3. Step 3: Cross multiply
    691,760.23x = 954,266.10 × 562,842.79
  4. Step 4: Simplify right side
    691,760.23x = 537,101,794,126.42
  5. Step 5: Solve for x
    x = 537,101,794,126.42/691,760.23
  6. Step 6: Final answer
    x = 776,427.69

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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.