Home / 850,904.38-1,174,226.40-463,729.75

Finding the Fourth Proportional to 850,904.38, 1,174,226.40 and 463,729.75

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Solution

The fourth proportional to 850,904.38, 1,174,226.40 and 463,729.75 is: 639,935.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,904.38 : 1,174,226.40 = 463,729.75 : x
  2. Step 2: Convert to fraction form
    850,904.38/1,174,226.40 = 463,729.75/x
  3. Step 3: Cross multiply
    850,904.38x = 1,174,226.40 × 463,729.75
  4. Step 4: Simplify right side
    850,904.38x = 544,523,714,915.40
  5. Step 5: Solve for x
    x = 544,523,714,915.40/850,904.38
  6. Step 6: Final answer
    x = 639,935.26

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1.5x scale

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.