Home / 838,877.45-1,157,255.10-567,040.23

Finding the Fourth Proportional to 838,877.45, 1,157,255.10 and 567,040.23

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Solution

The fourth proportional to 838,877.45, 1,157,255.10 and 567,040.23 is: 782,247.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,877.45 : 1,157,255.10 = 567,040.23 : x
  2. Step 2: Convert to fraction form
    838,877.45/1,157,255.10 = 567,040.23/x
  3. Step 3: Cross multiply
    838,877.45x = 1,157,255.10 × 567,040.23
  4. Step 4: Simplify right side
    838,877.45x = 656,210,198,072.67
  5. Step 5: Solve for x
    x = 656,210,198,072.67/838,877.45
  6. Step 6: Final answer
    x = 782,247.99

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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.