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Finding the Fourth Proportional to 541,206.60, 811,925.10 and 167,267.40

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Solution

The fourth proportional to 541,206.60, 811,925.10 and 167,267.40 is: 250,936.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,206.60 : 811,925.10 = 167,267.40 : x
  2. Step 2: Convert to fraction form
    541,206.60/811,925.10 = 167,267.40/x
  3. Step 3: Cross multiply
    541,206.60x = 811,925.10 × 167,267.40
  4. Step 4: Simplify right side
    541,206.60x = 135,808,600,471.74
  5. Step 5: Solve for x
    x = 135,808,600,471.74/541,206.60
  6. Step 6: Final answer
    x = 250,936.70

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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.