Home / 788,659.00-1,088,348.06-426,081.74

Finding the Fourth Proportional to 788,659.00, 1,088,348.06 and 426,081.74

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Solution

The fourth proportional to 788,659.00, 1,088,348.06 and 426,081.74 is: 587,992.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,659.00 : 1,088,348.06 = 426,081.74 : x
  2. Step 2: Convert to fraction form
    788,659.00/1,088,348.06 = 426,081.74/x
  3. Step 3: Cross multiply
    788,659.00x = 1,088,348.06 × 426,081.74
  4. Step 4: Simplify right side
    788,659.00x = 463,725,230,753.89
  5. Step 5: Solve for x
    x = 463,725,230,753.89/788,659.00
  6. Step 6: Final answer
    x = 587,992.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.