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Finding the Fourth Proportional to 341,370.40, 471,081.36 and 190,464.16

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Solution

The fourth proportional to 341,370.40, 471,081.36 and 190,464.16 is: 262,835.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,370.40 : 471,081.36 = 190,464.16 : x
  2. Step 2: Convert to fraction form
    341,370.40/471,081.36 = 190,464.16/x
  3. Step 3: Cross multiply
    341,370.40x = 471,081.36 × 190,464.16
  4. Step 4: Simplify right side
    341,370.40x = 89,724,115,524.06
  5. Step 5: Solve for x
    x = 89,724,115,524.06/341,370.40
  6. Step 6: Final answer
    x = 262,835.08

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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.