Home / 499,336.10-749,101.35-215,026.10

Finding the Fourth Proportional to 499,336.10, 749,101.35 and 215,026.10

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Solution

The fourth proportional to 499,336.10, 749,101.35 and 215,026.10 is: 322,581.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,336.10 : 749,101.35 = 215,026.10 : x
  2. Step 2: Convert to fraction form
    499,336.10/749,101.35 = 215,026.10/x
  3. Step 3: Cross multiply
    499,336.10x = 749,101.35 × 215,026.10
  4. Step 4: Simplify right side
    499,336.10x = 161,076,341,795.24
  5. Step 5: Solve for x
    x = 161,076,341,795.24/499,336.10
  6. Step 6: Final answer
    x = 322,581.01

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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.