Home / 640,492.07-883,529.24-410,793.80

Finding the Fourth Proportional to 640,492.07, 883,529.24 and 410,793.80

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Solution

The fourth proportional to 640,492.07, 883,529.24 and 410,793.80 is: 566,671.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,492.07 : 883,529.24 = 410,793.80 : x
  2. Step 2: Convert to fraction form
    640,492.07/883,529.24 = 410,793.80/x
  3. Step 3: Cross multiply
    640,492.07x = 883,529.24 × 410,793.80
  4. Step 4: Simplify right side
    640,492.07x = 362,948,327,439.10
  5. Step 5: Solve for x
    x = 362,948,327,439.10/640,492.07
  6. Step 6: Final answer
    x = 566,671.08

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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.