Home / 689,184.60-1,031,703.30-606,240.60

Finding the Fourth Proportional to 689,184.60, 1,031,703.30 and 606,240.60

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Solution

The fourth proportional to 689,184.60, 1,031,703.30 and 606,240.60 is: 907,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,184.60 : 1,031,703.30 = 606,240.60 : x
  2. Step 2: Convert to fraction form
    689,184.60/1,031,703.30 = 606,240.60/x
  3. Step 3: Cross multiply
    689,184.60x = 1,031,703.30 × 606,240.60
  4. Step 4: Simplify right side
    689,184.60x = 625,460,427,613.98
  5. Step 5: Solve for x
    x = 625,460,427,613.98/689,184.60
  6. Step 6: Final answer
    x = 907,536.86

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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.