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Finding the Fourth Proportional to 328,214.51, 452,762.44 and 226,064.28

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Solution

The fourth proportional to 328,214.51, 452,762.44 and 226,064.28 is: 311,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,214.51 : 452,762.44 = 226,064.28 : x
  2. Step 2: Convert to fraction form
    328,214.51/452,762.44 = 226,064.28/x
  3. Step 3: Cross multiply
    328,214.51x = 452,762.44 × 226,064.28
  4. Step 4: Simplify right side
    328,214.51x = 102,353,414,444.48
  5. Step 5: Solve for x
    x = 102,353,414,444.48/328,214.51
  6. Step 6: Final answer
    x = 311,849.15

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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.