Home / 656,091.10-905,296.08-365,639.23

Finding the Fourth Proportional to 656,091.10, 905,296.08 and 365,639.23

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Solution

The fourth proportional to 656,091.10, 905,296.08 and 365,639.23 is: 504,521.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,091.10 : 905,296.08 = 365,639.23 : x
  2. Step 2: Convert to fraction form
    656,091.10/905,296.08 = 365,639.23/x
  3. Step 3: Cross multiply
    656,091.10x = 905,296.08 × 365,639.23
  4. Step 4: Simplify right side
    656,091.10x = 331,011,761,613.22
  5. Step 5: Solve for x
    x = 331,011,761,613.22/656,091.10
  6. Step 6: Final answer
    x = 504,521.04

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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.