Home / 852,340.86-1,176,672.57-622,640.25

Finding the Fourth Proportional to 852,340.86, 1,176,672.57 and 622,640.25

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Solution

The fourth proportional to 852,340.86, 1,176,672.57 and 622,640.25 is: 859,566.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,340.86 : 1,176,672.57 = 622,640.25 : x
  2. Step 2: Convert to fraction form
    852,340.86/1,176,672.57 = 622,640.25/x
  3. Step 3: Cross multiply
    852,340.86x = 1,176,672.57 × 622,640.25
  4. Step 4: Simplify right side
    852,340.86x = 732,643,703,152.94
  5. Step 5: Solve for x
    x = 732,643,703,152.94/852,340.86
  6. Step 6: Final answer
    x = 859,566.56

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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.