Home / 953,930.93-1,316,137.61-571,818.29

Finding the Fourth Proportional to 953,930.93, 1,316,137.61 and 571,818.29

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Solution

The fourth proportional to 953,930.93, 1,316,137.61 and 571,818.29 is: 788,937.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,930.93 : 1,316,137.61 = 571,818.29 : x
  2. Step 2: Convert to fraction form
    953,930.93/1,316,137.61 = 571,818.29/x
  3. Step 3: Cross multiply
    953,930.93x = 1,316,137.61 × 571,818.29
  4. Step 4: Simplify right side
    953,930.93x = 752,591,552,403.75
  5. Step 5: Solve for x
    x = 752,591,552,403.75/953,930.93
  6. Step 6: Final answer
    x = 788,937.16

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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.