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Finding the Fourth Proportional to 492,364.80, 738,547.20 and 176,870.40

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Solution

The fourth proportional to 492,364.80, 738,547.20 and 176,870.40 is: 265,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,364.80 : 738,547.20 = 176,870.40 : x
  2. Step 2: Convert to fraction form
    492,364.80/738,547.20 = 176,870.40/x
  3. Step 3: Cross multiply
    492,364.80x = 738,547.20 × 176,870.40
  4. Step 4: Simplify right side
    492,364.80x = 130,627,138,682.88
  5. Step 5: Solve for x
    x = 130,627,138,682.88/492,364.80
  6. Step 6: Final answer
    x = 265,305.60

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