Home / 839,929.60-1,259,894.40-603,733.60

Finding the Fourth Proportional to 839,929.60, 1,259,894.40 and 603,733.60

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Solution

The fourth proportional to 839,929.60, 1,259,894.40 and 603,733.60 is: 905,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,929.60 : 1,259,894.40 = 603,733.60 : x
  2. Step 2: Convert to fraction form
    839,929.60/1,259,894.40 = 603,733.60/x
  3. Step 3: Cross multiply
    839,929.60x = 1,259,894.40 × 603,733.60
  4. Step 4: Simplify right side
    839,929.60x = 760,640,581,731.84
  5. Step 5: Solve for x
    x = 760,640,581,731.84/839,929.60
  6. Step 6: Final answer
    x = 905,600.40

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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.