Home / 377,336.34-520,723.08-207,569.34

Finding the Fourth Proportional to 377,336.34, 520,723.08 and 207,569.34

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Solution

The fourth proportional to 377,336.34, 520,723.08 and 207,569.34 is: 286,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,336.34 : 520,723.08 = 207,569.34 : x
  2. Step 2: Convert to fraction form
    377,336.34/520,723.08 = 207,569.34/x
  3. Step 3: Cross multiply
    377,336.34x = 520,723.08 × 207,569.34
  4. Step 4: Simplify right side
    377,336.34x = 108,086,146,038.37
  5. Step 5: Solve for x
    x = 108,086,146,038.37/377,336.34
  6. Step 6: Final answer
    x = 286,445.10

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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.