Home / 653,245.38-899,612.19-588,160.26

Finding the Fourth Proportional to 653,245.38, 899,612.19 and 588,160.26

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Solution

The fourth proportional to 653,245.38, 899,612.19 and 588,160.26 is: 809,980.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,245.38 : 899,612.19 = 588,160.26 : x
  2. Step 2: Convert to fraction form
    653,245.38/899,612.19 = 588,160.26/x
  3. Step 3: Cross multiply
    653,245.38x = 899,612.19 × 588,160.26
  4. Step 4: Simplify right side
    653,245.38x = 529,116,139,569.57
  5. Step 5: Solve for x
    x = 529,116,139,569.57/653,245.38
  6. Step 6: Final answer
    x = 809,980.68

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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.