Home / 712,697.33-982,734.18-454,164.77

Finding the Fourth Proportional to 712,697.33, 982,734.18 and 454,164.77

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Solution

The fourth proportional to 712,697.33, 982,734.18 and 454,164.77 is: 626,245.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,697.33 : 982,734.18 = 454,164.77 : x
  2. Step 2: Convert to fraction form
    712,697.33/982,734.18 = 454,164.77/x
  3. Step 3: Cross multiply
    712,697.33x = 982,734.18 × 454,164.77
  4. Step 4: Simplify right side
    712,697.33x = 446,323,237,917.17
  5. Step 5: Solve for x
    x = 446,323,237,917.17/712,697.33
  6. Step 6: Final answer
    x = 626,245.14

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Double scale
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1.5x scale

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.