Home / 832,609.50-1,148,998.95-450,636.18

Finding the Fourth Proportional to 832,609.50, 1,148,998.95 and 450,636.18

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Solution

The fourth proportional to 832,609.50, 1,148,998.95 and 450,636.18 is: 621,876.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,609.50 : 1,148,998.95 = 450,636.18 : x
  2. Step 2: Convert to fraction form
    832,609.50/1,148,998.95 = 450,636.18/x
  3. Step 3: Cross multiply
    832,609.50x = 1,148,998.95 × 450,636.18
  4. Step 4: Simplify right side
    832,609.50x = 517,780,497,652.01
  5. Step 5: Solve for x
    x = 517,780,497,652.01/832,609.50
  6. Step 6: Final answer
    x = 621,876.76

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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.