Home / 545,197.02-817,927.29-171,220.02

Finding the Fourth Proportional to 545,197.02, 817,927.29 and 171,220.02

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Solution

The fourth proportional to 545,197.02, 817,927.29 and 171,220.02 is: 256,871.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,197.02 : 817,927.29 = 171,220.02 : x
  2. Step 2: Convert to fraction form
    545,197.02/817,927.29 = 171,220.02/x
  3. Step 3: Cross multiply
    545,197.02x = 817,927.29 × 171,220.02
  4. Step 4: Simplify right side
    545,197.02x = 140,045,526,952.35
  5. Step 5: Solve for x
    x = 140,045,526,952.35/545,197.02
  6. Step 6: Final answer
    x = 256,871.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.