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Finding the Fourth Proportional to 357,817.50, 493,267.77 and 250,052.94

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Solution

The fourth proportional to 357,817.50, 493,267.77 and 250,052.94 is: 344,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,817.50 : 493,267.77 = 250,052.94 : x
  2. Step 2: Convert to fraction form
    357,817.50/493,267.77 = 250,052.94/x
  3. Step 3: Cross multiply
    357,817.50x = 493,267.77 × 250,052.94
  4. Step 4: Simplify right side
    357,817.50x = 123,343,056,095.74
  5. Step 5: Solve for x
    x = 123,343,056,095.74/357,817.50
  6. Step 6: Final answer
    x = 344,709.40

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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.