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Finding the Fourth Proportional to 341,369.40, 471,079.98 and 190,463.16

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Solution

The fourth proportional to 341,369.40, 471,079.98 and 190,463.16 is: 262,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,369.40 : 471,079.98 = 190,463.16 : x
  2. Step 2: Convert to fraction form
    341,369.40/471,079.98 = 190,463.16/x
  3. Step 3: Cross multiply
    341,369.40x = 471,079.98 × 190,463.16
  4. Step 4: Simplify right side
    341,369.40x = 89,723,381,603.54
  5. Step 5: Solve for x
    x = 89,723,381,603.54/341,369.40
  6. Step 6: Final answer
    x = 262,833.70

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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.