Home / 823,827.25-1,136,898.89-466,131.25

Finding the Fourth Proportional to 823,827.25, 1,136,898.89 and 466,131.25

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Solution

The fourth proportional to 823,827.25, 1,136,898.89 and 466,131.25 is: 643,270.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,827.25 : 1,136,898.89 = 466,131.25 : x
  2. Step 2: Convert to fraction form
    823,827.25/1,136,898.89 = 466,131.25/x
  3. Step 3: Cross multiply
    823,827.25x = 1,136,898.89 × 466,131.25
  4. Step 4: Simplify right side
    823,827.25x = 529,944,100,719.31
  5. Step 5: Solve for x
    x = 529,944,100,719.31/823,827.25
  6. Step 6: Final answer
    x = 643,270.91

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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.