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Finding the Fourth Proportional to 240,331.60, 360,497.40 and 228,667.60

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Solution

The fourth proportional to 240,331.60, 360,497.40 and 228,667.60 is: 343,001.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,331.60 : 360,497.40 = 228,667.60 : x
  2. Step 2: Convert to fraction form
    240,331.60/360,497.40 = 228,667.60/x
  3. Step 3: Cross multiply
    240,331.60x = 360,497.40 × 228,667.60
  4. Step 4: Simplify right side
    240,331.60x = 82,434,075,264.24
  5. Step 5: Solve for x
    x = 82,434,075,264.24/240,331.60
  6. Step 6: Final answer
    x = 343,001.40

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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.