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Finding the Fourth Proportional to 608,967.57, 913,538.88 and 188,276.25

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Solution

The fourth proportional to 608,967.57, 913,538.88 and 188,276.25 is: 282,441.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,967.57 : 913,538.88 = 188,276.25 : x
  2. Step 2: Convert to fraction form
    608,967.57/913,538.88 = 188,276.25/x
  3. Step 3: Cross multiply
    608,967.57x = 913,538.88 × 188,276.25
  4. Step 4: Simplify right side
    608,967.57x = 171,997,674,555.60
  5. Step 5: Solve for x
    x = 171,997,674,555.60/608,967.57
  6. Step 6: Final answer
    x = 282,441.44

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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.