Home / 544,845.77-751,461.14-353,920.67

Finding the Fourth Proportional to 544,845.77, 751,461.14 and 353,920.67

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Solution

The fourth proportional to 544,845.77, 751,461.14 and 353,920.67 is: 488,133.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,845.77 : 751,461.14 = 353,920.67 : x
  2. Step 2: Convert to fraction form
    544,845.77/751,461.14 = 353,920.67/x
  3. Step 3: Cross multiply
    544,845.77x = 751,461.14 × 353,920.67
  4. Step 4: Simplify right side
    544,845.77x = 265,957,628,378.16
  5. Step 5: Solve for x
    x = 265,957,628,378.16/544,845.77
  6. Step 6: Final answer
    x = 488,133.79

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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.