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Finding the Fourth Proportional to 240,290,416.40, 337,171,858 and 240,290,416.40

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Solution

The fourth proportional to 240,290,416.40, 337,171,858 and 240,290,416.40 is: 337,171,858

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,290,416.40 : 337,171,858 = 240,290,416.40 : x
  2. Step 2: Convert to fraction form
    240,290,416.40/337,171,858 = 240,290,416.40/x
  3. Step 3: Cross multiply
    240,290,416.40x = 337,171,858 × 240,290,416.40
  4. Step 4: Simplify right side
    240,290,416.40x = 81,019,166,157,181,680
  5. Step 5: Solve for x
    x = 81,019,166,157,181,680/240,290,416.40
  6. Step 6: Final answer
    x = 337,171,858

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.