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Finding the Fourth Proportional to 450,441.44, 621,609.24 and 246,492.40

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Solution

The fourth proportional to 450,441.44, 621,609.24 and 246,492.40 is: 340,159.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,441.44 : 621,609.24 = 246,492.40 : x
  2. Step 2: Convert to fraction form
    450,441.44/621,609.24 = 246,492.40/x
  3. Step 3: Cross multiply
    450,441.44x = 621,609.24 × 246,492.40
  4. Step 4: Simplify right side
    450,441.44x = 153,221,953,429.78
  5. Step 5: Solve for x
    x = 153,221,953,429.78/450,441.44
  6. Step 6: Final answer
    x = 340,159.54

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1.5x scale

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.