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Finding the Fourth Proportional to 553,528.23, 827,259.59 and 404,083.23

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Solution

The fourth proportional to 553,528.23, 827,259.59 and 404,083.23 is: 603,910.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,528.23 : 827,259.59 = 404,083.23 : x
  2. Step 2: Convert to fraction form
    553,528.23/827,259.59 = 404,083.23/x
  3. Step 3: Cross multiply
    553,528.23x = 827,259.59 × 404,083.23
  4. Step 4: Simplify right side
    553,528.23x = 334,281,727,175.68
  5. Step 5: Solve for x
    x = 334,281,727,175.68/553,528.23
  6. Step 6: Final answer
    x = 603,910.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.