Home / 928,004.60-1,392,006.90-522,097.40

Finding the Fourth Proportional to 928,004.60, 1,392,006.90 and 522,097.40

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Solution

The fourth proportional to 928,004.60, 1,392,006.90 and 522,097.40 is: 783,146.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,004.60 : 1,392,006.90 = 522,097.40 : x
  2. Step 2: Convert to fraction form
    928,004.60/1,392,006.90 = 522,097.40/x
  3. Step 3: Cross multiply
    928,004.60x = 1,392,006.90 × 522,097.40
  4. Step 4: Simplify right side
    928,004.60x = 726,763,183,272.06
  5. Step 5: Solve for x
    x = 726,763,183,272.06/928,004.60
  6. Step 6: Final answer
    x = 783,146.10

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