Home / 763,934.80-1,146,150.60-364,523.80

Finding the Fourth Proportional to 763,934.80, 1,146,150.60 and 364,523.80

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Solution

The fourth proportional to 763,934.80, 1,146,150.60 and 364,523.80 is: 546,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,934.80 : 1,146,150.60 = 364,523.80 : x
  2. Step 2: Convert to fraction form
    763,934.80/1,146,150.60 = 364,523.80/x
  3. Step 3: Cross multiply
    763,934.80x = 1,146,150.60 × 364,523.80
  4. Step 4: Simplify right side
    763,934.80x = 417,799,172,084.28
  5. Step 5: Solve for x
    x = 417,799,172,084.28/763,934.80
  6. Step 6: Final answer
    x = 546,904.23

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1.5x scale

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.