Home / 480,401.02-662,979.23-265,561.03

Finding the Fourth Proportional to 480,401.02, 662,979.23 and 265,561.03

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Solution

The fourth proportional to 480,401.02, 662,979.23 and 265,561.03 is: 366,488.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,401.02 : 662,979.23 = 265,561.03 : x
  2. Step 2: Convert to fraction form
    480,401.02/662,979.23 = 265,561.03/x
  3. Step 3: Cross multiply
    480,401.02x = 662,979.23 × 265,561.03
  4. Step 4: Simplify right side
    480,401.02x = 176,061,447,187.41
  5. Step 5: Solve for x
    x = 176,061,447,187.41/480,401.02
  6. Step 6: Final answer
    x = 366,488.50

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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.