Home / 907,565.20-1,361,347.80-655,622.80

Finding the Fourth Proportional to 907,565.20, 1,361,347.80 and 655,622.80

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Solution

The fourth proportional to 907,565.20, 1,361,347.80 and 655,622.80 is: 983,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,565.20 : 1,361,347.80 = 655,622.80 : x
  2. Step 2: Convert to fraction form
    907,565.20/1,361,347.80 = 655,622.80/x
  3. Step 3: Cross multiply
    907,565.20x = 1,361,347.80 × 655,622.80
  4. Step 4: Simplify right side
    907,565.20x = 892,530,656,409.84
  5. Step 5: Solve for x
    x = 892,530,656,409.84/907,565.20
  6. Step 6: Final answer
    x = 983,434.20

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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.