Home / 915,452.46-1,263,398.85-507,594.78

Finding the Fourth Proportional to 915,452.46, 1,263,398.85 and 507,594.78

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Solution

The fourth proportional to 915,452.46, 1,263,398.85 and 507,594.78 is: 700,522.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,452.46 : 1,263,398.85 = 507,594.78 : x
  2. Step 2: Convert to fraction form
    915,452.46/1,263,398.85 = 507,594.78/x
  3. Step 3: Cross multiply
    915,452.46x = 1,263,398.85 × 507,594.78
  4. Step 4: Simplify right side
    915,452.46x = 641,294,661,318.00
  5. Step 5: Solve for x
    x = 641,294,661,318.00/915,452.46
  6. Step 6: Final answer
    x = 700,522.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.