Home / 410,205.18-614,422.04-400,166.86

Finding the Fourth Proportional to 410,205.18, 614,422.04 and 400,166.86

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Solution

The fourth proportional to 410,205.18, 614,422.04 and 400,166.86 is: 599,386.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,205.18 : 614,422.04 = 400,166.86 : x
  2. Step 2: Convert to fraction form
    410,205.18/614,422.04 = 400,166.86/x
  3. Step 3: Cross multiply
    410,205.18x = 614,422.04 × 400,166.86
  4. Step 4: Simplify right side
    410,205.18x = 245,871,338,461.59
  5. Step 5: Solve for x
    x = 245,871,338,461.59/410,205.18
  6. Step 6: Final answer
    x = 599,386.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.