Home / 377,192.37-520,525.62-207,426.45

Finding the Fourth Proportional to 377,192.37, 520,525.62 and 207,426.45

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Solution

The fourth proportional to 377,192.37, 520,525.62 and 207,426.45 is: 286,248.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,192.37 : 520,525.62 = 207,426.45 : x
  2. Step 2: Convert to fraction form
    377,192.37/520,525.62 = 207,426.45/x
  3. Step 3: Cross multiply
    377,192.37x = 520,525.62 × 207,426.45
  4. Step 4: Simplify right side
    377,192.37x = 107,970,781,490.65
  5. Step 5: Solve for x
    x = 107,970,781,490.65/377,192.37
  6. Step 6: Final answer
    x = 286,248.58

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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.