Home / 1,030,193.25-1,545,511-347,147.58

Finding the Fourth Proportional to 1,030,193.25, 1,545,511 and 347,147.58

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Solution

The fourth proportional to 1,030,193.25, 1,545,511 and 347,147.58 is: 520,795.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,193.25 : 1,545,511 = 347,147.58 : x
  2. Step 2: Convert to fraction form
    1,030,193.25/1,545,511 = 347,147.58/x
  3. Step 3: Cross multiply
    1,030,193.25x = 1,545,511 × 347,147.58
  4. Step 4: Simplify right side
    1,030,193.25x = 536,520,403,513.38
  5. Step 5: Solve for x
    x = 536,520,403,513.38/1,030,193.25
  6. Step 6: Final answer
    x = 520,795.88

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Double scale
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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.