Home / 941,028.40-1,298,627.10-511,308.53

Finding the Fourth Proportional to 941,028.40, 1,298,627.10 and 511,308.53

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Solution

The fourth proportional to 941,028.40, 1,298,627.10 and 511,308.53 is: 705,610.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,028.40 : 1,298,627.10 = 511,308.53 : x
  2. Step 2: Convert to fraction form
    941,028.40/1,298,627.10 = 511,308.53/x
  3. Step 3: Cross multiply
    941,028.40x = 1,298,627.10 × 511,308.53
  4. Step 4: Simplify right side
    941,028.40x = 663,999,109,322.05
  5. Step 5: Solve for x
    x = 663,999,109,322.05/941,028.40
  6. Step 6: Final answer
    x = 705,610.07

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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.