Home / 886,205.80-1,329,308.70-571,277.80

Finding the Fourth Proportional to 886,205.80, 1,329,308.70 and 571,277.80

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Solution

The fourth proportional to 886,205.80, 1,329,308.70 and 571,277.80 is: 856,916.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,205.80 : 1,329,308.70 = 571,277.80 : x
  2. Step 2: Convert to fraction form
    886,205.80/1,329,308.70 = 571,277.80/x
  3. Step 3: Cross multiply
    886,205.80x = 1,329,308.70 × 571,277.80
  4. Step 4: Simplify right side
    886,205.80x = 759,404,549,656.86
  5. Step 5: Solve for x
    x = 759,404,549,656.86/886,205.80
  6. Step 6: Final answer
    x = 856,916.70

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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.