Home / 941,246.21-1,298,929.90-511,526.43

Finding the Fourth Proportional to 941,246.21, 1,298,929.90 and 511,526.43

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Solution

The fourth proportional to 941,246.21, 1,298,929.90 and 511,526.43 is: 705,911.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,246.21 : 1,298,929.90 = 511,526.43 : x
  2. Step 2: Convert to fraction form
    941,246.21/1,298,929.90 = 511,526.43/x
  3. Step 3: Cross multiply
    941,246.21x = 1,298,929.90 × 511,526.43
  4. Step 4: Simplify right side
    941,246.21x = 664,436,974,567.26
  5. Step 5: Solve for x
    x = 664,436,974,567.26/941,246.21
  6. Step 6: Final answer
    x = 705,911.98

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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.