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Finding the Fourth Proportional to 620,680.05, 929,728.38 and 599,266.89

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Solution

The fourth proportional to 620,680.05, 929,728.38 and 599,266.89 is: 897,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,680.05 : 929,728.38 = 599,266.89 : x
  2. Step 2: Convert to fraction form
    620,680.05/929,728.38 = 599,266.89/x
  3. Step 3: Cross multiply
    620,680.05x = 929,728.38 × 599,266.89
  4. Step 4: Simplify right side
    620,680.05x = 557,155,434,827.34
  5. Step 5: Solve for x
    x = 557,155,434,827.34/620,680.05
  6. Step 6: Final answer
    x = 897,653.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.