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Finding the Fourth Proportional to 249,468.33, 344,168.59 and 153,808.95

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Solution

The fourth proportional to 249,468.33, 344,168.59 and 153,808.95 is: 212,196.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,468.33 : 344,168.59 = 153,808.95 : x
  2. Step 2: Convert to fraction form
    249,468.33/344,168.59 = 153,808.95/x
  3. Step 3: Cross multiply
    249,468.33x = 344,168.59 × 153,808.95
  4. Step 4: Simplify right side
    249,468.33x = 52,936,209,450.88
  5. Step 5: Solve for x
    x = 52,936,209,450.88/249,468.33
  6. Step 6: Final answer
    x = 212,196.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.