Home / 850,923.83-1,174,259.03-463,742.21

Finding the Fourth Proportional to 850,923.83, 1,174,259.03 and 463,742.21

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Solution

The fourth proportional to 850,923.83, 1,174,259.03 and 463,742.21 is: 639,955.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,923.83 : 1,174,259.03 = 463,742.21 : x
  2. Step 2: Convert to fraction form
    850,923.83/1,174,259.03 = 463,742.21/x
  3. Step 3: Cross multiply
    850,923.83x = 1,174,259.03 × 463,742.21
  4. Step 4: Simplify right side
    850,923.83x = 544,553,478,301.59
  5. Step 5: Solve for x
    x = 544,553,478,301.59/850,923.83
  6. Step 6: Final answer
    x = 639,955.61

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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.