Home / 838,868.32-1,157,242.51-567,031.11

Finding the Fourth Proportional to 838,868.32, 1,157,242.51 and 567,031.11

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Solution

The fourth proportional to 838,868.32, 1,157,242.51 and 567,031.11 is: 782,235.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,868.32 : 1,157,242.51 = 567,031.11 : x
  2. Step 2: Convert to fraction form
    838,868.32/1,157,242.51 = 567,031.11/x
  3. Step 3: Cross multiply
    838,868.32x = 1,157,242.51 × 567,031.11
  4. Step 4: Simplify right side
    838,868.32x = 656,192,504,984.49
  5. Step 5: Solve for x
    x = 656,192,504,984.49/838,868.32
  6. Step 6: Final answer
    x = 782,235.41

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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.