Home / 377,637.02-521,152.85-205,546.67

Finding the Fourth Proportional to 377,637.02, 521,152.85 and 205,546.67

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Solution

The fourth proportional to 377,637.02, 521,152.85 and 205,546.67 is: 283,661.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,637.02 : 521,152.85 = 205,546.67 : x
  2. Step 2: Convert to fraction form
    377,637.02/521,152.85 = 205,546.67/x
  3. Step 3: Cross multiply
    377,637.02x = 521,152.85 × 205,546.67
  4. Step 4: Simplify right side
    377,637.02x = 107,121,234,695.26
  5. Step 5: Solve for x
    x = 107,121,234,695.26/377,637.02
  6. Step 6: Final answer
    x = 283,661.90

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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.