Home / 907,719.56-1,252,662.30-499,859.34

Finding the Fourth Proportional to 907,719.56, 1,252,662.30 and 499,859.34

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Solution

The fourth proportional to 907,719.56, 1,252,662.30 and 499,859.34 is: 689,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,719.56 : 1,252,662.30 = 499,859.34 : x
  2. Step 2: Convert to fraction form
    907,719.56/1,252,662.30 = 499,859.34/x
  3. Step 3: Cross multiply
    907,719.56x = 1,252,662.30 × 499,859.34
  4. Step 4: Simplify right side
    907,719.56x = 626,154,950,520.88
  5. Step 5: Solve for x
    x = 626,154,950,520.88/907,719.56
  6. Step 6: Final answer
    x = 689,811.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.