Home / 562,540.07-776,299.38-304,411.37

Finding the Fourth Proportional to 562,540.07, 776,299.38 and 304,411.37

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Solution

The fourth proportional to 562,540.07, 776,299.38 and 304,411.37 is: 420,084.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,540.07 : 776,299.38 = 304,411.37 : x
  2. Step 2: Convert to fraction form
    562,540.07/776,299.38 = 304,411.37/x
  3. Step 3: Cross multiply
    562,540.07x = 776,299.38 × 304,411.37
  4. Step 4: Simplify right side
    562,540.07x = 236,314,355,265.34
  5. Step 5: Solve for x
    x = 236,314,355,265.34/562,540.07
  6. Step 6: Final answer
    x = 420,084.48

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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.