Home / 1,084,423.20-1,626,651.24-410,816.40

Finding the Fourth Proportional to 1,084,423.20, 1,626,651.24 and 410,816.40

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Solution

The fourth proportional to 1,084,423.20, 1,626,651.24 and 410,816.40 is: 616,230.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,423.20 : 1,626,651.24 = 410,816.40 : x
  2. Step 2: Convert to fraction form
    1,084,423.20/1,626,651.24 = 410,816.40/x
  3. Step 3: Cross multiply
    1,084,423.20x = 1,626,651.24 × 410,816.40
  4. Step 4: Simplify right side
    1,084,423.20x = 668,255,006,472.34
  5. Step 5: Solve for x
    x = 668,255,006,472.34/1,084,423.20
  6. Step 6: Final answer
    x = 616,230.83

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Double scale
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Similar ratio
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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.