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Finding the Fourth Proportional to 344,011.08, 474,719.45 and 191,058.98

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Solution

The fourth proportional to 344,011.08, 474,719.45 and 191,058.98 is: 263,652.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,011.08 : 474,719.45 = 191,058.98 : x
  2. Step 2: Convert to fraction form
    344,011.08/474,719.45 = 191,058.98/x
  3. Step 3: Cross multiply
    344,011.08x = 474,719.45 × 191,058.98
  4. Step 4: Simplify right side
    344,011.08x = 90,699,412,178.09
  5. Step 5: Solve for x
    x = 90,699,412,178.09/344,011.08
  6. Step 6: Final answer
    x = 263,652.59

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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.