Home / 850,836.50-1,174,149.32-463,651.10

Finding the Fourth Proportional to 850,836.50, 1,174,149.32 and 463,651.10

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Solution

The fourth proportional to 850,836.50, 1,174,149.32 and 463,651.10 is: 639,835.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,836.50 : 1,174,149.32 = 463,651.10 : x
  2. Step 2: Convert to fraction form
    850,836.50/1,174,149.32 = 463,651.10/x
  3. Step 3: Cross multiply
    850,836.50x = 1,174,149.32 × 463,651.10
  4. Step 4: Simplify right side
    850,836.50x = 544,395,623,782.25
  5. Step 5: Solve for x
    x = 544,395,623,782.25/850,836.50
  6. Step 6: Final answer
    x = 639,835.77

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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.