Home / 765,176.60-1,146,452.70-364,955.60

Finding the Fourth Proportional to 765,176.60, 1,146,452.70 and 364,955.60

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Solution

The fourth proportional to 765,176.60, 1,146,452.70 and 364,955.60 is: 546,807.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,176.60 : 1,146,452.70 = 364,955.60 : x
  2. Step 2: Convert to fraction form
    765,176.60/1,146,452.70 = 364,955.60/x
  3. Step 3: Cross multiply
    765,176.60x = 1,146,452.70 × 364,955.60
  4. Step 4: Simplify right side
    765,176.60x = 418,404,333,000.12
  5. Step 5: Solve for x
    x = 418,404,333,000.12/765,176.60
  6. Step 6: Final answer
    x = 546,807.54

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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.