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Finding the Fourth Proportional to 724,383.53, 999,653.14 and 452,609.03

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Solution

The fourth proportional to 724,383.53, 999,653.14 and 452,609.03 is: 624,602.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,383.53 : 999,653.14 = 452,609.03 : x
  2. Step 2: Convert to fraction form
    724,383.53/999,653.14 = 452,609.03/x
  3. Step 3: Cross multiply
    724,383.53x = 999,653.14 × 452,609.03
  4. Step 4: Simplify right side
    724,383.53x = 452,452,038,031.85
  5. Step 5: Solve for x
    x = 452,452,038,031.85/724,383.53
  6. Step 6: Final answer
    x = 624,602.88

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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.