Home / 545,367.22-752,637.80-327,642.50

Finding the Fourth Proportional to 545,367.22, 752,637.80 and 327,642.50

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Solution

The fourth proportional to 545,367.22, 752,637.80 and 327,642.50 is: 452,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,367.22 : 752,637.80 = 327,642.50 : x
  2. Step 2: Convert to fraction form
    545,367.22/752,637.80 = 327,642.50/x
  3. Step 3: Cross multiply
    545,367.22x = 752,637.80 × 327,642.50
  4. Step 4: Simplify right side
    545,367.22x = 246,596,130,386.50
  5. Step 5: Solve for x
    x = 246,596,130,386.50/545,367.22
  6. Step 6: Final answer
    x = 452,165.30

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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.