Home / 457,922.57-631,971.92-254,039.14

Finding the Fourth Proportional to 457,922.57, 631,971.92 and 254,039.14

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Solution

The fourth proportional to 457,922.57, 631,971.92 and 254,039.14 is: 350,595.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,922.57 : 631,971.92 = 254,039.14 : x
  2. Step 2: Convert to fraction form
    457,922.57/631,971.92 = 254,039.14/x
  3. Step 3: Cross multiply
    457,922.57x = 631,971.92 × 254,039.14
  4. Step 4: Simplify right side
    457,922.57x = 160,545,600,931.17
  5. Step 5: Solve for x
    x = 160,545,600,931.17/457,922.57
  6. Step 6: Final answer
    x = 350,595.52

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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.