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Finding the Fourth Proportional to 200,492.40, 301,030.20 and 150,920.40

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Solution

The fourth proportional to 200,492.40, 301,030.20 and 150,920.40 is: 226,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,492.40 : 301,030.20 = 150,920.40 : x
  2. Step 2: Convert to fraction form
    200,492.40/301,030.20 = 150,920.40/x
  3. Step 3: Cross multiply
    200,492.40x = 301,030.20 × 150,920.40
  4. Step 4: Simplify right side
    200,492.40x = 45,431,598,196.08
  5. Step 5: Solve for x
    x = 45,431,598,196.08/200,492.40
  6. Step 6: Final answer
    x = 226,600.10

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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.