Home / 729,077.60-1,093,616.40-503,962.40

Finding the Fourth Proportional to 729,077.60, 1,093,616.40 and 503,962.40

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Solution

The fourth proportional to 729,077.60, 1,093,616.40 and 503,962.40 is: 755,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,077.60 : 1,093,616.40 = 503,962.40 : x
  2. Step 2: Convert to fraction form
    729,077.60/1,093,616.40 = 503,962.40/x
  3. Step 3: Cross multiply
    729,077.60x = 1,093,616.40 × 503,962.40
  4. Step 4: Simplify right side
    729,077.60x = 551,141,545,623.36
  5. Step 5: Solve for x
    x = 551,141,545,623.36/729,077.60
  6. Step 6: Final answer
    x = 755,943.60

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1.5x scale

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.