Home / 953,930.55-1,316,137.10-571,817.91

Finding the Fourth Proportional to 953,930.55, 1,316,137.10 and 571,817.91

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Solution

The fourth proportional to 953,930.55, 1,316,137.10 and 571,817.91 is: 788,936.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,930.55 : 1,316,137.10 = 571,817.91 : x
  2. Step 2: Convert to fraction form
    953,930.55/1,316,137.10 = 571,817.91/x
  3. Step 3: Cross multiply
    953,930.55x = 1,316,137.10 × 571,817.91
  4. Step 4: Simplify right side
    953,930.55x = 752,590,762,936.37
  5. Step 5: Solve for x
    x = 752,590,762,936.37/953,930.55
  6. Step 6: Final answer
    x = 788,936.64

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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.