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Finding the Fourth Proportional to 540,375.60, 811,024.20 and 241,316.40

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Solution

The fourth proportional to 540,375.60, 811,024.20 and 241,316.40 is: 362,180.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,375.60 : 811,024.20 = 241,316.40 : x
  2. Step 2: Convert to fraction form
    540,375.60/811,024.20 = 241,316.40/x
  3. Step 3: Cross multiply
    540,375.60x = 811,024.20 × 241,316.40
  4. Step 4: Simplify right side
    540,375.60x = 195,713,440,256.88
  5. Step 5: Solve for x
    x = 195,713,440,256.88/540,375.60
  6. Step 6: Final answer
    x = 362,180.38

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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.