Home / 941,368.40-1,299,096.28-511,648.40

Finding the Fourth Proportional to 941,368.40, 1,299,096.28 and 511,648.40

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Solution

The fourth proportional to 941,368.40, 1,299,096.28 and 511,648.40 is: 706,079.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,368.40 : 1,299,096.28 = 511,648.40 : x
  2. Step 2: Convert to fraction form
    941,368.40/1,299,096.28 = 511,648.40/x
  3. Step 3: Cross multiply
    941,368.40x = 1,299,096.28 × 511,648.40
  4. Step 4: Simplify right side
    941,368.40x = 664,680,533,107.95
  5. Step 5: Solve for x
    x = 664,680,533,107.95/941,368.40
  6. Step 6: Final answer
    x = 706,079.08

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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.