Home / 1,085,714.81-1,628,583.95-327,562.86

Finding the Fourth Proportional to 1,085,714.81, 1,628,583.95 and 327,562.86

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Solution

The fourth proportional to 1,085,714.81, 1,628,583.95 and 327,562.86 is: 491,347.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,714.81 : 1,628,583.95 = 327,562.86 : x
  2. Step 2: Convert to fraction form
    1,085,714.81/1,628,583.95 = 327,562.86/x
  3. Step 3: Cross multiply
    1,085,714.81x = 1,628,583.95 × 327,562.86
  4. Step 4: Simplify right side
    1,085,714.81x = 533,463,617,836.53
  5. Step 5: Solve for x
    x = 533,463,617,836.53/1,085,714.81
  6. Step 6: Final answer
    x = 491,347.83

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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.