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Finding the Fourth Proportional to 724,551.62, 999,884.86 and 452,777.45

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Solution

The fourth proportional to 724,551.62, 999,884.86 and 452,777.45 is: 624,835.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,551.62 : 999,884.86 = 452,777.45 : x
  2. Step 2: Convert to fraction form
    724,551.62/999,884.86 = 452,777.45/x
  3. Step 3: Cross multiply
    724,551.62x = 999,884.86 × 452,777.45
  4. Step 4: Simplify right side
    724,551.62x = 452,725,311,073.04
  5. Step 5: Solve for x
    x = 452,725,311,073.04/724,551.62
  6. Step 6: Final answer
    x = 624,835.14

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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.