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Finding the Fourth Proportional to 249,684, 344,572.43 and 136,514.04

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Solution

The fourth proportional to 249,684, 344,572.43 and 136,514.04 is: 188,394.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,684 : 344,572.43 = 136,514.04 : x
  2. Step 2: Convert to fraction form
    249,684/344,572.43 = 136,514.04/x
  3. Step 3: Cross multiply
    249,684x = 344,572.43 × 136,514.04
  4. Step 4: Simplify right side
    249,684x = 47,038,973,809.35
  5. Step 5: Solve for x
    x = 47,038,973,809.35/249,684
  6. Step 6: Final answer
    x = 188,394.03

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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.