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Finding the Fourth Proportional to 540,426.60, 811,100.70 and 241,367.40

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Solution

The fourth proportional to 540,426.60, 811,100.70 and 241,367.40 is: 362,256.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,426.60 : 811,100.70 = 241,367.40 : x
  2. Step 2: Convert to fraction form
    540,426.60/811,100.70 = 241,367.40/x
  3. Step 3: Cross multiply
    540,426.60x = 811,100.70 × 241,367.40
  4. Step 4: Simplify right side
    540,426.60x = 195,773,267,097.18
  5. Step 5: Solve for x
    x = 195,773,267,097.18/540,426.60
  6. Step 6: Final answer
    x = 362,256.90

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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.