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Finding the Fourth Proportional to 328,145.40, 452,850.06 and 184,897.56

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Solution

The fourth proportional to 328,145.40, 452,850.06 and 184,897.56 is: 255,163.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,145.40 : 452,850.06 = 184,897.56 : x
  2. Step 2: Convert to fraction form
    328,145.40/452,850.06 = 184,897.56/x
  3. Step 3: Cross multiply
    328,145.40x = 452,850.06 × 184,897.56
  4. Step 4: Simplify right side
    328,145.40x = 83,730,871,139.85
  5. Step 5: Solve for x
    x = 83,730,871,139.85/328,145.40
  6. Step 6: Final answer
    x = 255,163.93

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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.