Home / 461,631.91-637,158.32-270,706.81

Finding the Fourth Proportional to 461,631.91, 637,158.32 and 270,706.81

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Solution

The fourth proportional to 461,631.91, 637,158.32 and 270,706.81 is: 373,637.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,631.91 : 637,158.32 = 270,706.81 : x
  2. Step 2: Convert to fraction form
    461,631.91/637,158.32 = 270,706.81/x
  3. Step 3: Cross multiply
    461,631.91x = 637,158.32 × 270,706.81
  4. Step 4: Simplify right side
    461,631.91x = 172,483,096,272.16
  5. Step 5: Solve for x
    x = 172,483,096,272.16/461,631.91
  6. Step 6: Final answer
    x = 373,637.72

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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.