Home / 617,025.08-851,468.63-358,902.53

Finding the Fourth Proportional to 617,025.08, 851,468.63 and 358,902.53

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Solution

The fourth proportional to 617,025.08, 851,468.63 and 358,902.53 is: 495,270.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,025.08 : 851,468.63 = 358,902.53 : x
  2. Step 2: Convert to fraction form
    617,025.08/851,468.63 = 358,902.53/x
  3. Step 3: Cross multiply
    617,025.08x = 851,468.63 × 358,902.53
  4. Step 4: Simplify right side
    617,025.08x = 305,594,243,420.85
  5. Step 5: Solve for x
    x = 305,594,243,420.85/617,025.08
  6. Step 6: Final answer
    x = 495,270.37

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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.