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Finding the Fourth Proportional to 340,050.71, 510,104.63 and 103,395.44

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Solution

The fourth proportional to 340,050.71, 510,104.63 and 103,395.44 is: 155,101.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,050.71 : 510,104.63 = 103,395.44 : x
  2. Step 2: Convert to fraction form
    340,050.71/510,104.63 = 103,395.44/x
  3. Step 3: Cross multiply
    340,050.71x = 510,104.63 × 103,395.44
  4. Step 4: Simplify right side
    340,050.71x = 52,742,492,147.91
  5. Step 5: Solve for x
    x = 52,742,492,147.91/340,050.71
  6. Step 6: Final answer
    x = 155,101.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.