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Finding the Fourth Proportional to 360,423.91, 540,858.21 and 183,058.21

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Solution

The fourth proportional to 360,423.91, 540,858.21 and 183,058.21 is: 274,700.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,423.91 : 540,858.21 = 183,058.21 : x
  2. Step 2: Convert to fraction form
    360,423.91/540,858.21 = 183,058.21/x
  3. Step 3: Cross multiply
    360,423.91x = 540,858.21 × 183,058.21
  4. Step 4: Simplify right side
    360,423.91x = 99,008,535,786.40
  5. Step 5: Solve for x
    x = 99,008,535,786.40/360,423.91
  6. Step 6: Final answer
    x = 274,700.24

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1.5x scale

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.