Home / 624,588.04-936,741.96-287,304.76

Finding the Fourth Proportional to 624,588.04, 936,741.96 and 287,304.76

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Solution

The fourth proportional to 624,588.04, 936,741.96 and 287,304.76 is: 430,892.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,588.04 : 936,741.96 = 287,304.76 : x
  2. Step 2: Convert to fraction form
    624,588.04/936,741.96 = 287,304.76/x
  3. Step 3: Cross multiply
    624,588.04x = 936,741.96 × 287,304.76
  4. Step 4: Simplify right side
    624,588.04x = 269,130,423,999.73
  5. Step 5: Solve for x
    x = 269,130,423,999.73/624,588.04
  6. Step 6: Final answer
    x = 430,892.70

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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.