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Finding the Fourth Proportional to 344,085.01, 474,830.97 and 191,117.12

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Solution

The fourth proportional to 344,085.01, 474,830.97 and 191,117.12 is: 263,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,085.01 : 474,830.97 = 191,117.12 : x
  2. Step 2: Convert to fraction form
    344,085.01/474,830.97 = 191,117.12/x
  3. Step 3: Cross multiply
    344,085.01x = 474,830.97 × 191,117.12
  4. Step 4: Simplify right side
    344,085.01x = 90,748,324,143.47
  5. Step 5: Solve for x
    x = 90,748,324,143.47/344,085.01
  6. Step 6: Final answer
    x = 263,738.10

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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.