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Finding the Fourth Proportional to 714,166.46, 984,322.46 and 680,533.16

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Solution

The fourth proportional to 714,166.46, 984,322.46 and 680,533.16 is: 937,966.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,166.46 : 984,322.46 = 680,533.16 : x
  2. Step 2: Convert to fraction form
    714,166.46/984,322.46 = 680,533.16/x
  3. Step 3: Cross multiply
    714,166.46x = 984,322.46 × 680,533.16
  4. Step 4: Simplify right side
    714,166.46x = 669,864,065,838.50
  5. Step 5: Solve for x
    x = 669,864,065,838.50/714,166.46
  6. Step 6: Final answer
    x = 937,966.30

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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.