Home / 859,156.88-1,185,603.54-477,208.04

Finding the Fourth Proportional to 859,156.88, 1,185,603.54 and 477,208.04

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Solution

The fourth proportional to 859,156.88, 1,185,603.54 and 477,208.04 is: 658,528.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,156.88 : 1,185,603.54 = 477,208.04 : x
  2. Step 2: Convert to fraction form
    859,156.88/1,185,603.54 = 477,208.04/x
  3. Step 3: Cross multiply
    859,156.88x = 1,185,603.54 × 477,208.04
  4. Step 4: Simplify right side
    859,156.88x = 565,779,541,540.46
  5. Step 5: Solve for x
    x = 565,779,541,540.46/859,156.88
  6. Step 6: Final answer
    x = 658,528.79

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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.