Home / 850,833.84-1,174,135.56-463,652.64

Finding the Fourth Proportional to 850,833.84, 1,174,135.56 and 463,652.64

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Solution

The fourth proportional to 850,833.84, 1,174,135.56 and 463,652.64 is: 639,832.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,833.84 : 1,174,135.56 = 463,652.64 : x
  2. Step 2: Convert to fraction form
    850,833.84/1,174,135.56 = 463,652.64/x
  3. Step 3: Cross multiply
    850,833.84x = 1,174,135.56 × 463,652.64
  4. Step 4: Simplify right side
    850,833.84x = 544,391,052,111.88
  5. Step 5: Solve for x
    x = 544,391,052,111.88/850,833.84
  6. Step 6: Final answer
    x = 639,832.39

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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.