Home / 856,750.40-1,182,322.40-474,783.52

Finding the Fourth Proportional to 856,750.40, 1,182,322.40 and 474,783.52

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Solution

The fourth proportional to 856,750.40, 1,182,322.40 and 474,783.52 is: 655,205.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,750.40 : 1,182,322.40 = 474,783.52 : x
  2. Step 2: Convert to fraction form
    856,750.40/1,182,322.40 = 474,783.52/x
  3. Step 3: Cross multiply
    856,750.40x = 1,182,322.40 × 474,783.52
  4. Step 4: Simplify right side
    856,750.40x = 561,347,190,846.85
  5. Step 5: Solve for x
    x = 561,347,190,846.85/856,750.40
  6. Step 6: Final answer
    x = 655,205.05

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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.