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Finding the Fourth Proportional to 634,880.70, 952,271.37 and 185,605.74

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Solution

The fourth proportional to 634,880.70, 952,271.37 and 185,605.74 is: 278,394.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,880.70 : 952,271.37 = 185,605.74 : x
  2. Step 2: Convert to fraction form
    634,880.70/952,271.37 = 185,605.74/x
  3. Step 3: Cross multiply
    634,880.70x = 952,271.37 × 185,605.74
  4. Step 4: Simplify right side
    634,880.70x = 176,747,032,309.66
  5. Step 5: Solve for x
    x = 176,747,032,309.66/634,880.70
  6. Step 6: Final answer
    x = 278,394.09

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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.