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Finding the Fourth Proportional to 608,598.67, 912,981.08 and 253,529.64

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Solution

The fourth proportional to 608,598.67, 912,981.08 and 253,529.64 is: 380,329.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,598.67 : 912,981.08 = 253,529.64 : x
  2. Step 2: Convert to fraction form
    608,598.67/912,981.08 = 253,529.64/x
  3. Step 3: Cross multiply
    608,598.67x = 912,981.08 × 253,529.64
  4. Step 4: Simplify right side
    608,598.67x = 231,467,764,539.21
  5. Step 5: Solve for x
    x = 231,467,764,539.21/608,598.67
  6. Step 6: Final answer
    x = 380,329.07

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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.