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Finding the Fourth Proportional to 555,320.40, 833,369.40 and 240,003.60

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Solution

The fourth proportional to 555,320.40, 833,369.40 and 240,003.60 is: 360,173.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,320.40 : 833,369.40 = 240,003.60 : x
  2. Step 2: Convert to fraction form
    555,320.40/833,369.40 = 240,003.60/x
  3. Step 3: Cross multiply
    555,320.40x = 833,369.40 × 240,003.60
  4. Step 4: Simplify right side
    555,320.40x = 200,011,656,129.84
  5. Step 5: Solve for x
    x = 200,011,656,129.84/555,320.40
  6. Step 6: Final answer
    x = 360,173.44

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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.