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Finding the Fourth Proportional to 357,275.16, 535,212.06 and 207,200.16

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Solution

The fourth proportional to 357,275.16, 535,212.06 and 207,200.16 is: 310,393.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,275.16 : 535,212.06 = 207,200.16 : x
  2. Step 2: Convert to fraction form
    357,275.16/535,212.06 = 207,200.16/x
  3. Step 3: Cross multiply
    357,275.16x = 535,212.06 × 207,200.16
  4. Step 4: Simplify right side
    357,275.16x = 110,896,024,465.93
  5. Step 5: Solve for x
    x = 110,896,024,465.93/357,275.16
  6. Step 6: Final answer
    x = 310,393.88

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