Home / 294,581.60-441,580.80-144,699.20

Finding the Fourth Proportional to 294,581.60, 441,580.80 and 144,699.20

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Solution

The fourth proportional to 294,581.60, 441,580.80 and 144,699.20 is: 216,905.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,581.60 : 441,580.80 = 144,699.20 : x
  2. Step 2: Convert to fraction form
    294,581.60/441,580.80 = 144,699.20/x
  3. Step 3: Cross multiply
    294,581.60x = 441,580.80 × 144,699.20
  4. Step 4: Simplify right side
    294,581.60x = 63,896,388,495.36
  5. Step 5: Solve for x
    x = 63,896,388,495.36/294,581.60
  6. Step 6: Final answer
    x = 216,905.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.