Home / 328,916.07-453,922.38-232,150.86

Finding the Fourth Proportional to 328,916.07, 453,922.38 and 232,150.86

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Solution

The fourth proportional to 328,916.07, 453,922.38 and 232,150.86 is: 320,381.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,916.07 : 453,922.38 = 232,150.86 : x
  2. Step 2: Convert to fraction form
    328,916.07/453,922.38 = 232,150.86/x
  3. Step 3: Cross multiply
    328,916.07x = 453,922.38 × 232,150.86
  4. Step 4: Simplify right side
    328,916.07x = 105,378,470,890.25
  5. Step 5: Solve for x
    x = 105,378,470,890.25/328,916.07
  6. Step 6: Final answer
    x = 320,381.03

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1.5x scale

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.