Home / 343,500.08-474,037.70-190,533.28

Finding the Fourth Proportional to 343,500.08, 474,037.70 and 190,533.28

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Solution

The fourth proportional to 343,500.08, 474,037.70 and 190,533.28 is: 262,940.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,500.08 : 474,037.70 = 190,533.28 : x
  2. Step 2: Convert to fraction form
    343,500.08/474,037.70 = 190,533.28/x
  3. Step 3: Cross multiply
    343,500.08x = 474,037.70 × 190,533.28
  4. Step 4: Simplify right side
    343,500.08x = 90,319,957,824.66
  5. Step 5: Solve for x
    x = 90,319,957,824.66/343,500.08
  6. Step 6: Final answer
    x = 262,940.14

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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.