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Finding the Fourth Proportional to 553,570.83, 830,609.25 and 250,046.15

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Solution

The fourth proportional to 553,570.83, 830,609.25 and 250,046.15 is: 375,183.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,570.83 : 830,609.25 = 250,046.15 : x
  2. Step 2: Convert to fraction form
    553,570.83/830,609.25 = 250,046.15/x
  3. Step 3: Cross multiply
    553,570.83x = 830,609.25 × 250,046.15
  4. Step 4: Simplify right side
    553,570.83x = 207,690,640,963.84
  5. Step 5: Solve for x
    x = 207,690,640,963.84/553,570.83
  6. Step 6: Final answer
    x = 375,183.50

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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.