Home / 683,101.63-942,695.23-377,177.18

Finding the Fourth Proportional to 683,101.63, 942,695.23 and 377,177.18

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Solution

The fourth proportional to 683,101.63, 942,695.23 and 377,177.18 is: 520,512.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,101.63 : 942,695.23 = 377,177.18 : x
  2. Step 2: Convert to fraction form
    683,101.63/942,695.23 = 377,177.18/x
  3. Step 3: Cross multiply
    683,101.63x = 942,695.23 × 377,177.18
  4. Step 4: Simplify right side
    683,101.63x = 355,563,128,450.85
  5. Step 5: Solve for x
    x = 355,563,128,450.85/683,101.63
  6. Step 6: Final answer
    x = 520,512.78

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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.