Home / 447,044.28-616,902.32-253,465.01

Finding the Fourth Proportional to 447,044.28, 616,902.32 and 253,465.01

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Solution

The fourth proportional to 447,044.28, 616,902.32 and 253,465.01 is: 349,771.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,044.28 : 616,902.32 = 253,465.01 : x
  2. Step 2: Convert to fraction form
    447,044.28/616,902.32 = 253,465.01/x
  3. Step 3: Cross multiply
    447,044.28x = 616,902.32 × 253,465.01
  4. Step 4: Simplify right side
    447,044.28x = 156,363,152,707.82
  5. Step 5: Solve for x
    x = 156,363,152,707.82/447,044.28
  6. Step 6: Final answer
    x = 349,771.06

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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.