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Finding the Fourth Proportional to 249,443.28, 374,291.28 and 109,203.12

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Solution

The fourth proportional to 249,443.28, 374,291.28 and 109,203.12 is: 163,860.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,443.28 : 374,291.28 = 109,203.12 : x
  2. Step 2: Convert to fraction form
    249,443.28/374,291.28 = 109,203.12/x
  3. Step 3: Cross multiply
    249,443.28x = 374,291.28 × 109,203.12
  4. Step 4: Simplify right side
    249,443.28x = 40,873,775,564.79
  5. Step 5: Solve for x
    x = 40,873,775,564.79/249,443.28
  6. Step 6: Final answer
    x = 163,860.00

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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.