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Finding the Fourth Proportional to 328,230.34, 452,944.74 and 185,020.11

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Solution

The fourth proportional to 328,230.34, 452,944.74 and 185,020.11 is: 255,320.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,230.34 : 452,944.74 = 185,020.11 : x
  2. Step 2: Convert to fraction form
    328,230.34/452,944.74 = 185,020.11/x
  3. Step 3: Cross multiply
    328,230.34x = 452,944.74 × 185,020.11
  4. Step 4: Simplify right side
    328,230.34x = 83,803,886,312.55
  5. Step 5: Solve for x
    x = 83,803,886,312.55/328,230.34
  6. Step 6: Final answer
    x = 255,320.36

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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.