Home / 857,032.86-1,182,581.19-475,059.54

Finding the Fourth Proportional to 857,032.86, 1,182,581.19 and 475,059.54

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Solution

The fourth proportional to 857,032.86, 1,182,581.19 and 475,059.54 is: 655,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,032.86 : 1,182,581.19 = 475,059.54 : x
  2. Step 2: Convert to fraction form
    857,032.86/1,182,581.19 = 475,059.54/x
  3. Step 3: Cross multiply
    857,032.86x = 1,182,581.19 × 475,059.54
  4. Step 4: Simplify right side
    857,032.86x = 561,796,476,134.05
  5. Step 5: Solve for x
    x = 561,796,476,134.05/857,032.86
  6. Step 6: Final answer
    x = 655,513.34

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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.