Home / 331,349.89-497,172.66-173,541.64

Finding the Fourth Proportional to 331,349.89, 497,172.66 and 173,541.64

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Solution

The fourth proportional to 331,349.89, 497,172.66 and 173,541.64 is: 260,389.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,349.89 : 497,172.66 = 173,541.64 : x
  2. Step 2: Convert to fraction form
    331,349.89/497,172.66 = 173,541.64/x
  3. Step 3: Cross multiply
    331,349.89x = 497,172.66 × 173,541.64
  4. Step 4: Simplify right side
    331,349.89x = 86,280,158,779.56
  5. Step 5: Solve for x
    x = 86,280,158,779.56/331,349.89
  6. Step 6: Final answer
    x = 260,389.88

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1.5x scale

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.