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Finding the Fourth Proportional to 249,652.68, 374,147.82 and 109,258.44

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Solution

The fourth proportional to 249,652.68, 374,147.82 and 109,258.44 is: 163,742.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,652.68 : 374,147.82 = 109,258.44 : x
  2. Step 2: Convert to fraction form
    249,652.68/374,147.82 = 109,258.44/x
  3. Step 3: Cross multiply
    249,652.68x = 374,147.82 × 109,258.44
  4. Step 4: Simplify right side
    249,652.68x = 40,878,807,142.60
  5. Step 5: Solve for x
    x = 40,878,807,142.60/249,652.68
  6. Step 6: Final answer
    x = 163,742.71

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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.