Home / 850,837.84-1,174,141.08-463,656.64

Finding the Fourth Proportional to 850,837.84, 1,174,141.08 and 463,656.64

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Solution

The fourth proportional to 850,837.84, 1,174,141.08 and 463,656.64 is: 639,837.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,837.84 : 1,174,141.08 = 463,656.64 : x
  2. Step 2: Convert to fraction form
    850,837.84/1,174,141.08 = 463,656.64/x
  3. Step 3: Cross multiply
    850,837.84x = 1,174,141.08 × 463,656.64
  4. Step 4: Simplify right side
    850,837.84x = 544,398,308,038.77
  5. Step 5: Solve for x
    x = 544,398,308,038.77/850,837.84
  6. Step 6: Final answer
    x = 639,837.91

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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.