Home / 760,793.58-1,049,882.31-421,254.54

Finding the Fourth Proportional to 760,793.58, 1,049,882.31 and 421,254.54

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Solution

The fourth proportional to 760,793.58, 1,049,882.31 and 421,254.54 is: 581,324.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,793.58 : 1,049,882.31 = 421,254.54 : x
  2. Step 2: Convert to fraction form
    760,793.58/1,049,882.31 = 421,254.54/x
  3. Step 3: Cross multiply
    760,793.58x = 1,049,882.31 × 421,254.54
  4. Step 4: Simplify right side
    760,793.58x = 442,267,689,553.19
  5. Step 5: Solve for x
    x = 442,267,689,553.19/760,793.58
  6. Step 6: Final answer
    x = 581,324.16

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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.