Home / 624,036.24-861,164.64-352,106.16

Finding the Fourth Proportional to 624,036.24, 861,164.64 and 352,106.16

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Solution

The fourth proportional to 624,036.24, 861,164.64 and 352,106.16 is: 485,903.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,036.24 : 861,164.64 = 352,106.16 : x
  2. Step 2: Convert to fraction form
    624,036.24/861,164.64 = 352,106.16/x
  3. Step 3: Cross multiply
    624,036.24x = 861,164.64 × 352,106.16
  4. Step 4: Simplify right side
    624,036.24x = 303,221,374,518.18
  5. Step 5: Solve for x
    x = 303,221,374,518.18/624,036.24
  6. Step 6: Final answer
    x = 485,903.47

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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.