Home / 941,088.80-1,298,704.20-511,374.08

Finding the Fourth Proportional to 941,088.80, 1,298,704.20 and 511,374.08

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Solution

The fourth proportional to 941,088.80, 1,298,704.20 and 511,374.08 is: 705,697.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,088.80 : 1,298,704.20 = 511,374.08 : x
  2. Step 2: Convert to fraction form
    941,088.80/1,298,704.20 = 511,374.08/x
  3. Step 3: Cross multiply
    941,088.80x = 1,298,704.20 × 511,374.08
  4. Step 4: Simplify right side
    941,088.80x = 664,123,665,467.14
  5. Step 5: Solve for x
    x = 664,123,665,467.14/941,088.80
  6. Step 6: Final answer
    x = 705,697.13

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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.