Home / 859,040.33-1,185,443.19-477,091.71

Finding the Fourth Proportional to 859,040.33, 1,185,443.19 and 477,091.71

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Solution

The fourth proportional to 859,040.33, 1,185,443.19 and 477,091.71 is: 658,368.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,040.33 : 1,185,443.19 = 477,091.71 : x
  2. Step 2: Convert to fraction form
    859,040.33/1,185,443.19 = 477,091.71/x
  3. Step 3: Cross multiply
    859,040.33x = 1,185,443.19 × 477,091.71
  4. Step 4: Simplify right side
    859,040.33x = 565,565,118,624.96
  5. Step 5: Solve for x
    x = 565,565,118,624.96/859,040.33
  6. Step 6: Final answer
    x = 658,368.53

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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.