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Finding the Fourth Proportional to 691,597.06, 954,041.16 and 562,679.56

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Solution

The fourth proportional to 691,597.06, 954,041.16 and 562,679.56 is: 776,202.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,597.06 : 954,041.16 = 562,679.56 : x
  2. Step 2: Convert to fraction form
    691,597.06/954,041.16 = 562,679.56/x
  3. Step 3: Cross multiply
    691,597.06x = 954,041.16 × 562,679.56
  4. Step 4: Simplify right side
    691,597.06x = 536,819,461,850.75
  5. Step 5: Solve for x
    x = 536,819,461,850.75/691,597.06
  6. Step 6: Final answer
    x = 776,202.64

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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.