Home / 953,932.05-1,316,139.17-571,819.41

Finding the Fourth Proportional to 953,932.05, 1,316,139.17 and 571,819.41

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Solution

The fourth proportional to 953,932.05, 1,316,139.17 and 571,819.41 is: 788,938.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,932.05 : 1,316,139.17 = 571,819.41 : x
  2. Step 2: Convert to fraction form
    953,932.05/1,316,139.17 = 571,819.41/x
  3. Step 3: Cross multiply
    953,932.05x = 1,316,139.17 × 571,819.41
  4. Step 4: Simplify right side
    953,932.05x = 752,593,920,808.19
  5. Step 5: Solve for x
    x = 752,593,920,808.19/953,932.05
  6. Step 6: Final answer
    x = 788,938.71

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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.