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Finding the Fourth Proportional to 440,190.19, 608,032.29 and 364,016.97

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Solution

The fourth proportional to 440,190.19, 608,032.29 and 364,016.97 is: 502,814.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,190.19 : 608,032.29 = 364,016.97 : x
  2. Step 2: Convert to fraction form
    440,190.19/608,032.29 = 364,016.97/x
  3. Step 3: Cross multiply
    440,190.19x = 608,032.29 × 364,016.97
  4. Step 4: Simplify right side
    440,190.19x = 221,334,070,047.88
  5. Step 5: Solve for x
    x = 221,334,070,047.88/440,190.19
  6. Step 6: Final answer
    x = 502,814.64

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Double scale
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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.