Home / 588,731.60-881,347.80-518,747.60

Finding the Fourth Proportional to 588,731.60, 881,347.80 and 518,747.60

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Solution

The fourth proportional to 588,731.60, 881,347.80 and 518,747.60 is: 776,579.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,731.60 : 881,347.80 = 518,747.60 : x
  2. Step 2: Convert to fraction form
    588,731.60/881,347.80 = 518,747.60/x
  3. Step 3: Cross multiply
    588,731.60x = 881,347.80 × 518,747.60
  4. Step 4: Simplify right side
    588,731.60x = 457,197,056,015.28
  5. Step 5: Solve for x
    x = 457,197,056,015.28/588,731.60
  6. Step 6: Final answer
    x = 776,579.78

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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.