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Finding the Fourth Proportional to 607,424.09, 910,568.20 and 270,281.64

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Solution

The fourth proportional to 607,424.09, 910,568.20 and 270,281.64 is: 405,169.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,424.09 : 910,568.20 = 270,281.64 : x
  2. Step 2: Convert to fraction form
    607,424.09/910,568.20 = 270,281.64/x
  3. Step 3: Cross multiply
    607,424.09x = 910,568.20 × 270,281.64
  4. Step 4: Simplify right side
    607,424.09x = 246,109,862,337.51
  5. Step 5: Solve for x
    x = 246,109,862,337.51/607,424.09
  6. Step 6: Final answer
    x = 405,169.74

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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.