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Finding the Fourth Proportional to 427,737.19, 590,305.89 and 246,460.86

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Solution

The fourth proportional to 427,737.19, 590,305.89 and 246,460.86 is: 340,132.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,737.19 : 590,305.89 = 246,460.86 : x
  2. Step 2: Convert to fraction form
    427,737.19/590,305.89 = 246,460.86/x
  3. Step 3: Cross multiply
    427,737.19x = 590,305.89 × 246,460.86
  4. Step 4: Simplify right side
    427,737.19x = 145,487,297,312.47
  5. Step 5: Solve for x
    x = 145,487,297,312.47/427,737.19
  6. Step 6: Final answer
    x = 340,132.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.