Home / 371,258.06-512,336.50-201,492.14

Finding the Fourth Proportional to 371,258.06, 512,336.50 and 201,492.14

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Solution

The fourth proportional to 371,258.06, 512,336.50 and 201,492.14 is: 278,059.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,258.06 : 512,336.50 = 201,492.14 : x
  2. Step 2: Convert to fraction form
    371,258.06/512,336.50 = 201,492.14/x
  3. Step 3: Cross multiply
    371,258.06x = 512,336.50 × 201,492.14
  4. Step 4: Simplify right side
    371,258.06x = 103,231,777,785.11
  5. Step 5: Solve for x
    x = 103,231,777,785.11/371,258.06
  6. Step 6: Final answer
    x = 278,059.36

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1.5x scale

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.