Home / 771,516.59-1,156,853.01-612,613.26

Finding the Fourth Proportional to 771,516.59, 1,156,853.01 and 612,613.26

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Solution

The fourth proportional to 771,516.59, 1,156,853.01 and 612,613.26 is: 918,584.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,516.59 : 1,156,853.01 = 612,613.26 : x
  2. Step 2: Convert to fraction form
    771,516.59/1,156,853.01 = 612,613.26/x
  3. Step 3: Cross multiply
    771,516.59x = 1,156,853.01 × 612,613.26
  4. Step 4: Simplify right side
    771,516.59x = 708,703,493,796.91
  5. Step 5: Solve for x
    x = 708,703,493,796.91/771,516.59
  6. Step 6: Final answer
    x = 918,584.91

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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.