Home / 907,927.20-1,361,890.80-460,029.60

Finding the Fourth Proportional to 907,927.20, 1,361,890.80 and 460,029.60

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Solution

The fourth proportional to 907,927.20, 1,361,890.80 and 460,029.60 is: 690,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,927.20 : 1,361,890.80 = 460,029.60 : x
  2. Step 2: Convert to fraction form
    907,927.20/1,361,890.80 = 460,029.60/x
  3. Step 3: Cross multiply
    907,927.20x = 1,361,890.80 × 460,029.60
  4. Step 4: Simplify right side
    907,927.20x = 626,510,079,967.68
  5. Step 5: Solve for x
    x = 626,510,079,967.68/907,927.20
  6. Step 6: Final answer
    x = 690,044.40

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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.