Home / 850,616.17-1,173,846.80-463,430.50

Finding the Fourth Proportional to 850,616.17, 1,173,846.80 and 463,430.50

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Solution

The fourth proportional to 850,616.17, 1,173,846.80 and 463,430.50 is: 639,532.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,616.17 : 1,173,846.80 = 463,430.50 : x
  2. Step 2: Convert to fraction form
    850,616.17/1,173,846.80 = 463,430.50/x
  3. Step 3: Cross multiply
    850,616.17x = 1,173,846.80 × 463,430.50
  4. Step 4: Simplify right side
    850,616.17x = 543,996,407,671.36
  5. Step 5: Solve for x
    x = 543,996,407,671.36/850,616.17
  6. Step 6: Final answer
    x = 639,532.17

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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.