Home / 684,223.69-944,212.38-382,445.77

Finding the Fourth Proportional to 684,223.69, 944,212.38 and 382,445.77

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Solution

The fourth proportional to 684,223.69, 944,212.38 and 382,445.77 is: 527,766.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,223.69 : 944,212.38 = 382,445.77 : x
  2. Step 2: Convert to fraction form
    684,223.69/944,212.38 = 382,445.77/x
  3. Step 3: Cross multiply
    684,223.69x = 944,212.38 × 382,445.77
  4. Step 4: Simplify right side
    684,223.69x = 361,110,030,712.63
  5. Step 5: Solve for x
    x = 361,110,030,712.63/684,223.69
  6. Step 6: Final answer
    x = 527,766.04

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Double scale
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1.5x scale

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.