Home / 437,717.36-604,164.66-285,174.20

Finding the Fourth Proportional to 437,717.36, 604,164.66 and 285,174.20

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Solution

The fourth proportional to 437,717.36, 604,164.66 and 285,174.20 is: 393,615.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,717.36 : 604,164.66 = 285,174.20 : x
  2. Step 2: Convert to fraction form
    437,717.36/604,164.66 = 285,174.20/x
  3. Step 3: Cross multiply
    437,717.36x = 604,164.66 × 285,174.20
  4. Step 4: Simplify right side
    437,717.36x = 172,292,173,583.77
  5. Step 5: Solve for x
    x = 172,292,173,583.77/437,717.36
  6. Step 6: Final answer
    x = 393,615.13

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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.