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Finding the Third Proportional to 163,370 and 249,860.50

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Solution

The third proportional to 163,370 and 249,860.50 is: 382,140.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,370 : 249,860.50 = 249,860.50 : x
  2. Step 2: Convert to fraction form
    163,370/249,860.50 = 249,860.50/x
  3. Step 3: Cross multiply
    163,370x = 249,860.50 × 249,860.50
  4. Step 4: Simplify right side
    163,370x = 62,430,269,460.25
  5. Step 5: Solve for x
    x = 62,430,269,460.25/163,370
  6. Step 6: Final answer
    x = 382,140.35

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.