Home / 850,847.52-1,174,154.51-463,666.40

Finding the Fourth Proportional to 850,847.52, 1,174,154.51 and 463,666.40

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Solution

The fourth proportional to 850,847.52, 1,174,154.51 and 463,666.40 is: 639,851.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,847.52 : 1,174,154.51 = 463,666.40 : x
  2. Step 2: Convert to fraction form
    850,847.52/1,174,154.51 = 463,666.40/x
  3. Step 3: Cross multiply
    850,847.52x = 1,174,154.51 × 463,666.40
  4. Step 4: Simplify right side
    850,847.52x = 544,415,998,790.02
  5. Step 5: Solve for x
    x = 544,415,998,790.02/850,847.52
  6. Step 6: Final answer
    x = 639,851.43

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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.