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Finding the Fourth Proportional to 362,783.70, 544,261.95 and 152,313.30

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Solution

The fourth proportional to 362,783.70, 544,261.95 and 152,313.30 is: 228,506.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,783.70 : 544,261.95 = 152,313.30 : x
  2. Step 2: Convert to fraction form
    362,783.70/544,261.95 = 152,313.30/x
  3. Step 3: Cross multiply
    362,783.70x = 544,261.95 × 152,313.30
  4. Step 4: Simplify right side
    362,783.70x = 82,898,333,668.94
  5. Step 5: Solve for x
    x = 82,898,333,668.94/362,783.70
  6. Step 6: Final answer
    x = 228,506.22

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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.