Home / 906,564.80-1,359,847.20-623,129.60

Finding the Fourth Proportional to 906,564.80, 1,359,847.20 and 623,129.60

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Solution

The fourth proportional to 906,564.80, 1,359,847.20 and 623,129.60 is: 934,694.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,564.80 : 1,359,847.20 = 623,129.60 : x
  2. Step 2: Convert to fraction form
    906,564.80/1,359,847.20 = 623,129.60/x
  3. Step 3: Cross multiply
    906,564.80x = 1,359,847.20 × 623,129.60
  4. Step 4: Simplify right side
    906,564.80x = 847,361,041,797.12
  5. Step 5: Solve for x
    x = 847,361,041,797.12/906,564.80
  6. Step 6: Final answer
    x = 934,694.40

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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.