Home / 480,693.02-721,038.61-181,240.77

Finding the Fourth Proportional to 480,693.02, 721,038.61 and 181,240.77

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Solution

The fourth proportional to 480,693.02, 721,038.61 and 181,240.77 is: 271,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,693.02 : 721,038.61 = 181,240.77 : x
  2. Step 2: Convert to fraction form
    480,693.02/721,038.61 = 181,240.77/x
  3. Step 3: Cross multiply
    480,693.02x = 721,038.61 × 181,240.77
  4. Step 4: Simplify right side
    480,693.02x = 130,681,595,806.58
  5. Step 5: Solve for x
    x = 130,681,595,806.58/480,693.02
  6. Step 6: Final answer
    x = 271,860.82

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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.