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Finding the Fourth Proportional to 1,597.50, 2,394.84 and 623.39

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Solution

The fourth proportional to 1,597.50, 2,394.84 and 623.39 is: 934.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.50 : 2,394.84 = 623.39 : x
  2. Step 2: Convert to fraction form
    1,597.50/2,394.84 = 623.39/x
  3. Step 3: Cross multiply
    1,597.50x = 2,394.84 × 623.39
  4. Step 4: Simplify right side
    1,597.50x = 1,492,907.33
  5. Step 5: Solve for x
    x = 1,492,907.33/1,597.50
  6. Step 6: Final answer
    x = 934.53

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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.