Home / 480,730.14-720,586.72-181,081.06

Finding the Fourth Proportional to 480,730.14, 720,586.72 and 181,081.06

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Solution

The fourth proportional to 480,730.14, 720,586.72 and 181,081.06 is: 271,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,730.14 : 720,586.72 = 181,081.06 : x
  2. Step 2: Convert to fraction form
    480,730.14/720,586.72 = 181,081.06/x
  3. Step 3: Cross multiply
    480,730.14x = 720,586.72 × 181,081.06
  4. Step 4: Simplify right side
    480,730.14x = 130,484,607,079.52
  5. Step 5: Solve for x
    x = 130,484,607,079.52/480,730.14
  6. Step 6: Final answer
    x = 271,430.05

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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.