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Finding the Fourth Proportional to 186,646.20, 279,969.30 and 93,334.20

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Solution

The fourth proportional to 186,646.20, 279,969.30 and 93,334.20 is: 140,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,646.20 : 279,969.30 = 93,334.20 : x
  2. Step 2: Convert to fraction form
    186,646.20/279,969.30 = 93,334.20/x
  3. Step 3: Cross multiply
    186,646.20x = 279,969.30 × 93,334.20
  4. Step 4: Simplify right side
    186,646.20x = 26,130,710,640.06
  5. Step 5: Solve for x
    x = 26,130,710,640.06/186,646.20
  6. Step 6: Final answer
    x = 140,001.30

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1.5x scale

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.