Home / 510,941.73-705,106.44-284,587.23

Finding the Fourth Proportional to 510,941.73, 705,106.44 and 284,587.23

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Solution

The fourth proportional to 510,941.73, 705,106.44 and 284,587.23 is: 392,734.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,941.73 : 705,106.44 = 284,587.23 : x
  2. Step 2: Convert to fraction form
    510,941.73/705,106.44 = 284,587.23/x
  3. Step 3: Cross multiply
    510,941.73x = 705,106.44 × 284,587.23
  4. Step 4: Simplify right side
    510,941.73x = 200,664,288,614.76
  5. Step 5: Solve for x
    x = 200,664,288,614.76/510,941.73
  6. Step 6: Final answer
    x = 392,734.19

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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.