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Finding the Fourth Proportional to 268,329.34, 370,303.37 and 147,474.91

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Solution

The fourth proportional to 268,329.34, 370,303.37 and 147,474.91 is: 203,520.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,329.34 : 370,303.37 = 147,474.91 : x
  2. Step 2: Convert to fraction form
    268,329.34/370,303.37 = 147,474.91/x
  3. Step 3: Cross multiply
    268,329.34x = 370,303.37 × 147,474.91
  4. Step 4: Simplify right side
    268,329.34x = 54,610,455,606.38
  5. Step 5: Solve for x
    x = 54,610,455,606.38/268,329.34
  6. Step 6: Final answer
    x = 203,520.26

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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.