Home / 623,946.30-936,022.92-219,033.51

Finding the Fourth Proportional to 623,946.30, 936,022.92 and 219,033.51

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Solution

The fourth proportional to 623,946.30, 936,022.92 and 219,033.51 is: 328,586.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,946.30 : 936,022.92 = 219,033.51 : x
  2. Step 2: Convert to fraction form
    623,946.30/936,022.92 = 219,033.51/x
  3. Step 3: Cross multiply
    623,946.30x = 936,022.92 × 219,033.51
  4. Step 4: Simplify right side
    623,946.30x = 205,020,385,608.05
  5. Step 5: Solve for x
    x = 205,020,385,608.05/623,946.30
  6. Step 6: Final answer
    x = 328,586.59

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Double scale
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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.