Home / 656,898.12-985,347.18-235,944.36

Finding the Fourth Proportional to 656,898.12, 985,347.18 and 235,944.36

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Solution

The fourth proportional to 656,898.12, 985,347.18 and 235,944.36 is: 353,916.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,898.12 : 985,347.18 = 235,944.36 : x
  2. Step 2: Convert to fraction form
    656,898.12/985,347.18 = 235,944.36/x
  3. Step 3: Cross multiply
    656,898.12x = 985,347.18 × 235,944.36
  4. Step 4: Simplify right side
    656,898.12x = 232,487,109,762.91
  5. Step 5: Solve for x
    x = 232,487,109,762.91/656,898.12
  6. Step 6: Final answer
    x = 353,916.54

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Similar ratio
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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.