Home / 859,273.50-1,185,798.06-472,113.90

Finding the Fourth Proportional to 859,273.50, 1,185,798.06 and 472,113.90

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Solution

The fourth proportional to 859,273.50, 1,185,798.06 and 472,113.90 is: 651,517.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,273.50 : 1,185,798.06 = 472,113.90 : x
  2. Step 2: Convert to fraction form
    859,273.50/1,185,798.06 = 472,113.90/x
  3. Step 3: Cross multiply
    859,273.50x = 1,185,798.06 × 472,113.90
  4. Step 4: Simplify right side
    859,273.50x = 559,831,746,719.03
  5. Step 5: Solve for x
    x = 559,831,746,719.03/859,273.50
  6. Step 6: Final answer
    x = 651,517.53

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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.