Home / 588,026.80-810,618.04-415,640.63

Finding the Fourth Proportional to 588,026.80, 810,618.04 and 415,640.63

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Solution

The fourth proportional to 588,026.80, 810,618.04 and 415,640.63 is: 572,976.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,026.80 : 810,618.04 = 415,640.63 : x
  2. Step 2: Convert to fraction form
    588,026.80/810,618.04 = 415,640.63/x
  3. Step 3: Cross multiply
    588,026.80x = 810,618.04 × 415,640.63
  4. Step 4: Simplify right side
    588,026.80x = 336,925,792,834.97
  5. Step 5: Solve for x
    x = 336,925,792,834.97/588,026.80
  6. Step 6: Final answer
    x = 572,976.93

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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.