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Finding the Fourth Proportional to 443,572.20, 665,444.70 and 190,852.20

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Solution

The fourth proportional to 443,572.20, 665,444.70 and 190,852.20 is: 286,315.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,572.20 : 665,444.70 = 190,852.20 : x
  2. Step 2: Convert to fraction form
    443,572.20/665,444.70 = 190,852.20/x
  3. Step 3: Cross multiply
    443,572.20x = 665,444.70 × 190,852.20
  4. Step 4: Simplify right side
    443,572.20x = 127,001,584,973.34
  5. Step 5: Solve for x
    x = 127,001,584,973.34/443,572.20
  6. Step 6: Final answer
    x = 286,315.47

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