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Finding the Fourth Proportional to 662,331.66, 993,506.81 and 189,017.07

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Solution

The fourth proportional to 662,331.66, 993,506.81 and 189,017.07 is: 283,528.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,331.66 : 993,506.81 = 189,017.07 : x
  2. Step 2: Convert to fraction form
    662,331.66/993,506.81 = 189,017.07/x
  3. Step 3: Cross multiply
    662,331.66x = 993,506.81 × 189,017.07
  4. Step 4: Simplify right side
    662,331.66x = 187,789,745,306.16
  5. Step 5: Solve for x
    x = 187,789,745,306.16/662,331.66
  6. Step 6: Final answer
    x = 283,528.26

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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.