Home / 456,204.20-684,014.70-190,070.60

Finding the Fourth Proportional to 456,204.20, 684,014.70 and 190,070.60

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Solution

The fourth proportional to 456,204.20, 684,014.70 and 190,070.60 is: 284,984.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,204.20 : 684,014.70 = 190,070.60 : x
  2. Step 2: Convert to fraction form
    456,204.20/684,014.70 = 190,070.60/x
  3. Step 3: Cross multiply
    456,204.20x = 684,014.70 × 190,070.60
  4. Step 4: Simplify right side
    456,204.20x = 130,011,084,437.82
  5. Step 5: Solve for x
    x = 130,011,084,437.82/456,204.20
  6. Step 6: Final answer
    x = 284,984.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.