Home / 581,625.09-802,634.81-326,976.21

Finding the Fourth Proportional to 581,625.09, 802,634.81 and 326,976.21

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Solution

The fourth proportional to 581,625.09, 802,634.81 and 326,976.21 is: 451,222.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,625.09 : 802,634.81 = 326,976.21 : x
  2. Step 2: Convert to fraction form
    581,625.09/802,634.81 = 326,976.21/x
  3. Step 3: Cross multiply
    581,625.09x = 802,634.81 × 326,976.21
  4. Step 4: Simplify right side
    581,625.09x = 262,442,486,552.99
  5. Step 5: Solve for x
    x = 262,442,486,552.99/581,625.09
  6. Step 6: Final answer
    x = 451,222.77

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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.