Home / 760,340.57-1,049,267.22-411,480.29

Finding the Fourth Proportional to 760,340.57, 1,049,267.22 and 411,480.29

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Solution

The fourth proportional to 760,340.57, 1,049,267.22 and 411,480.29 is: 567,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,340.57 : 1,049,267.22 = 411,480.29 : x
  2. Step 2: Convert to fraction form
    760,340.57/1,049,267.22 = 411,480.29/x
  3. Step 3: Cross multiply
    760,340.57x = 1,049,267.22 × 411,480.29
  4. Step 4: Simplify right side
    760,340.57x = 431,752,775,755.46
  5. Step 5: Solve for x
    x = 431,752,775,755.46/760,340.57
  6. Step 6: Final answer
    x = 567,841.30

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Double scale
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Similar ratio
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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.