Home / 929,701.60-1,394,552.40-646,266.40

Finding the Fourth Proportional to 929,701.60, 1,394,552.40 and 646,266.40

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Solution

The fourth proportional to 929,701.60, 1,394,552.40 and 646,266.40 is: 969,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,701.60 : 1,394,552.40 = 646,266.40 : x
  2. Step 2: Convert to fraction form
    929,701.60/1,394,552.40 = 646,266.40/x
  3. Step 3: Cross multiply
    929,701.60x = 1,394,552.40 × 646,266.40
  4. Step 4: Simplify right side
    929,701.60x = 901,252,359,159.36
  5. Step 5: Solve for x
    x = 901,252,359,159.36/929,701.60
  6. Step 6: Final answer
    x = 969,399.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.