Home / 459,044.80-688,567.20-193,105.60

Finding the Fourth Proportional to 459,044.80, 688,567.20 and 193,105.60

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Solution

The fourth proportional to 459,044.80, 688,567.20 and 193,105.60 is: 289,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,044.80 : 688,567.20 = 193,105.60 : x
  2. Step 2: Convert to fraction form
    459,044.80/688,567.20 = 193,105.60/x
  3. Step 3: Cross multiply
    459,044.80x = 688,567.20 × 193,105.60
  4. Step 4: Simplify right side
    459,044.80x = 132,966,182,296.32
  5. Step 5: Solve for x
    x = 132,966,182,296.32/459,044.80
  6. Step 6: Final answer
    x = 289,658.40

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