Home / 696,353.59-1,044,530.38-459,640.91

Finding the Fourth Proportional to 696,353.59, 1,044,530.38 and 459,640.91

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Solution

The fourth proportional to 696,353.59, 1,044,530.38 and 459,640.91 is: 689,461.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,353.59 : 1,044,530.38 = 459,640.91 : x
  2. Step 2: Convert to fraction form
    696,353.59/1,044,530.38 = 459,640.91/x
  3. Step 3: Cross multiply
    696,353.59x = 1,044,530.38 × 459,640.91
  4. Step 4: Simplify right side
    696,353.59x = 480,108,889,163.19
  5. Step 5: Solve for x
    x = 480,108,889,163.19/696,353.59
  6. Step 6: Final answer
    x = 689,461.36

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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.