Home / 603,276.60-904,605.36-319,120.52

Finding the Fourth Proportional to 603,276.60, 904,605.36 and 319,120.52

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Solution

The fourth proportional to 603,276.60, 904,605.36 and 319,120.52 is: 478,517.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,276.60 : 904,605.36 = 319,120.52 : x
  2. Step 2: Convert to fraction form
    603,276.60/904,605.36 = 319,120.52/x
  3. Step 3: Cross multiply
    603,276.60x = 904,605.36 × 319,120.52
  4. Step 4: Simplify right side
    603,276.60x = 288,678,132,877.99
  5. Step 5: Solve for x
    x = 288,678,132,877.99/603,276.60
  6. Step 6: Final answer
    x = 478,517.04

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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.