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Finding the Fourth Proportional to 554,411.04, 830,909.52 and 270,169.44

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Solution

The fourth proportional to 554,411.04, 830,909.52 and 270,169.44 is: 404,909.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,411.04 : 830,909.52 = 270,169.44 : x
  2. Step 2: Convert to fraction form
    554,411.04/830,909.52 = 270,169.44/x
  3. Step 3: Cross multiply
    554,411.04x = 830,909.52 × 270,169.44
  4. Step 4: Simplify right side
    554,411.04x = 224,486,359,709.07
  5. Step 5: Solve for x
    x = 224,486,359,709.07/554,411.04
  6. Step 6: Final answer
    x = 404,909.61

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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.