Home / 624,316.84-861,561.24-366,141.16

Finding the Fourth Proportional to 624,316.84, 861,561.24 and 366,141.16

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Solution

The fourth proportional to 624,316.84, 861,561.24 and 366,141.16 is: 505,277.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,316.84 : 861,561.24 = 366,141.16 : x
  2. Step 2: Convert to fraction form
    624,316.84/861,561.24 = 366,141.16/x
  3. Step 3: Cross multiply
    624,316.84x = 861,561.24 × 366,141.16
  4. Step 4: Simplify right side
    624,316.84x = 315,453,031,824.64
  5. Step 5: Solve for x
    x = 315,453,031,824.64/624,316.84
  6. Step 6: Final answer
    x = 505,277.15

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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.