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Finding the Fourth Proportional to 341,127, 470,764.98 and 190,233.72

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Solution

The fourth proportional to 341,127, 470,764.98 and 190,233.72 is: 262,527.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,127 : 470,764.98 = 190,233.72 : x
  2. Step 2: Convert to fraction form
    341,127/470,764.98 = 190,233.72/x
  3. Step 3: Cross multiply
    341,127x = 470,764.98 × 190,233.72
  4. Step 4: Simplify right side
    341,127x = 89,555,373,391.13
  5. Step 5: Solve for x
    x = 89,555,373,391.13/341,127
  6. Step 6: Final answer
    x = 262,527.95

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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.