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Finding the Fourth Proportional to 723,765.51, 1,085,657.51 and 191,281.94

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Solution

The fourth proportional to 723,765.51, 1,085,657.51 and 191,281.94 is: 286,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,765.51 : 1,085,657.51 = 191,281.94 : x
  2. Step 2: Convert to fraction form
    723,765.51/1,085,657.51 = 191,281.94/x
  3. Step 3: Cross multiply
    723,765.51x = 1,085,657.51 × 191,281.94
  4. Step 4: Simplify right side
    723,765.51x = 207,666,674,688.37
  5. Step 5: Solve for x
    x = 207,666,674,688.37/723,765.51
  6. Step 6: Final answer
    x = 286,925.35

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