Home / 864,236.79-1,191,761.91-573,746.09

Finding the Fourth Proportional to 864,236.79, 1,191,761.91 and 573,746.09

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Solution

The fourth proportional to 864,236.79, 1,191,761.91 and 573,746.09 is: 791,182.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,236.79 : 1,191,761.91 = 573,746.09 : x
  2. Step 2: Convert to fraction form
    864,236.79/1,191,761.91 = 573,746.09/x
  3. Step 3: Cross multiply
    864,236.79x = 1,191,761.91 × 573,746.09
  4. Step 4: Simplify right side
    864,236.79x = 683,768,730,114.62
  5. Step 5: Solve for x
    x = 683,768,730,114.62/864,236.79
  6. Step 6: Final answer
    x = 791,182.16

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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.