Home / 703,748.54-971,175.06-381,459.92

Finding the Fourth Proportional to 703,748.54, 971,175.06 and 381,459.92

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Solution

The fourth proportional to 703,748.54, 971,175.06 and 381,459.92 is: 526,415.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,748.54 : 971,175.06 = 381,459.92 : x
  2. Step 2: Convert to fraction form
    703,748.54/971,175.06 = 381,459.92/x
  3. Step 3: Cross multiply
    703,748.54x = 971,175.06 × 381,459.92
  4. Step 4: Simplify right side
    703,748.54x = 370,464,355,837.72
  5. Step 5: Solve for x
    x = 370,464,355,837.72/703,748.54
  6. Step 6: Final answer
    x = 526,415.81

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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.