Home / 344,128.87-474,973.73-191,219.59

Finding the Fourth Proportional to 344,128.87, 474,973.73 and 191,219.59

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Solution

The fourth proportional to 344,128.87, 474,973.73 and 191,219.59 is: 263,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,128.87 : 474,973.73 = 191,219.59 : x
  2. Step 2: Convert to fraction form
    344,128.87/474,973.73 = 191,219.59/x
  3. Step 3: Cross multiply
    344,128.87x = 474,973.73 × 191,219.59
  4. Step 4: Simplify right side
    344,128.87x = 90,824,281,911.37
  5. Step 5: Solve for x
    x = 90,824,281,911.37/344,128.87
  6. Step 6: Final answer
    x = 263,925.20

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1.5x scale

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.