Home / 545,053.88-751,749.90-464,747.96

Finding the Fourth Proportional to 545,053.88, 751,749.90 and 464,747.96

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Solution

The fourth proportional to 545,053.88, 751,749.90 and 464,747.96 is: 640,990.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,053.88 : 751,749.90 = 464,747.96 : x
  2. Step 2: Convert to fraction form
    545,053.88/751,749.90 = 464,747.96/x
  3. Step 3: Cross multiply
    545,053.88x = 751,749.90 × 464,747.96
  4. Step 4: Simplify right side
    545,053.88x = 349,374,232,455.20
  5. Step 5: Solve for x
    x = 349,374,232,455.20/545,053.88
  6. Step 6: Final answer
    x = 640,990.27

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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.