Home / 684,225.69-944,215.14-382,447.77

Finding the Fourth Proportional to 684,225.69, 944,215.14 and 382,447.77

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Solution

The fourth proportional to 684,225.69, 944,215.14 and 382,447.77 is: 527,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,225.69 : 944,215.14 = 382,447.77 : x
  2. Step 2: Convert to fraction form
    684,225.69/944,215.14 = 382,447.77/x
  3. Step 3: Cross multiply
    684,225.69x = 944,215.14 × 382,447.77
  4. Step 4: Simplify right side
    684,225.69x = 361,112,974,693.24
  5. Step 5: Solve for x
    x = 361,112,974,693.24/684,225.69
  6. Step 6: Final answer
    x = 527,768.80

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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.