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Finding the Fourth Proportional to 62,974.40, 94,461.60 and 62,318.30

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Solution

The fourth proportional to 62,974.40, 94,461.60 and 62,318.30 is: 93,477.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,974.40 : 94,461.60 = 62,318.30 : x
  2. Step 2: Convert to fraction form
    62,974.40/94,461.60 = 62,318.30/x
  3. Step 3: Cross multiply
    62,974.40x = 94,461.60 × 62,318.30
  4. Step 4: Simplify right side
    62,974.40x = 5,886,686,327.28
  5. Step 5: Solve for x
    x = 5,886,686,327.28/62,974.40
  6. Step 6: Final answer
    x = 93,477.45

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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.