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Finding the Fourth Proportional to 653,674.29, 902,161.32 and 367,216.17

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Solution

The fourth proportional to 653,674.29, 902,161.32 and 367,216.17 is: 506,809.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,674.29 : 902,161.32 = 367,216.17 : x
  2. Step 2: Convert to fraction form
    653,674.29/902,161.32 = 367,216.17/x
  3. Step 3: Cross multiply
    653,674.29x = 902,161.32 × 367,216.17
  4. Step 4: Simplify right side
    653,674.29x = 331,288,224,652.54
  5. Step 5: Solve for x
    x = 331,288,224,652.54/653,674.29
  6. Step 6: Final answer
    x = 506,809.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.