Home / 522,569.07-721,156.16-296,214.57

Finding the Fourth Proportional to 522,569.07, 721,156.16 and 296,214.57

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Solution

The fourth proportional to 522,569.07, 721,156.16 and 296,214.57 is: 408,782.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,569.07 : 721,156.16 = 296,214.57 : x
  2. Step 2: Convert to fraction form
    522,569.07/721,156.16 = 296,214.57/x
  3. Step 3: Cross multiply
    522,569.07x = 721,156.16 × 296,214.57
  4. Step 4: Simplify right side
    522,569.07x = 213,616,962,577.79
  5. Step 5: Solve for x
    x = 213,616,962,577.79/522,569.07
  6. Step 6: Final answer
    x = 408,782.25

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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.