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Finding the Fourth Proportional to 675,152.28, 930,863.34 and 433,007.64

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Solution

The fourth proportional to 675,152.28, 930,863.34 and 433,007.64 is: 597,007.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,152.28 : 930,863.34 = 433,007.64 : x
  2. Step 2: Convert to fraction form
    675,152.28/930,863.34 = 433,007.64/x
  3. Step 3: Cross multiply
    675,152.28x = 930,863.34 × 433,007.64
  4. Step 4: Simplify right side
    675,152.28x = 403,070,938,015.92
  5. Step 5: Solve for x
    x = 403,070,938,015.92/675,152.28
  6. Step 6: Final answer
    x = 597,007.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.