Home / 341,721.04-471,573.16-188,769.76

Finding the Fourth Proportional to 341,721.04, 471,573.16 and 188,769.76

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Solution

The fourth proportional to 341,721.04, 471,573.16 and 188,769.76 is: 260,501.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,721.04 : 471,573.16 = 188,769.76 : x
  2. Step 2: Convert to fraction form
    341,721.04/471,573.16 = 188,769.76/x
  3. Step 3: Cross multiply
    341,721.04x = 471,573.16 × 188,769.76
  4. Step 4: Simplify right side
    341,721.04x = 89,018,752,235.64
  5. Step 5: Solve for x
    x = 89,018,752,235.64/341,721.04
  6. Step 6: Final answer
    x = 260,501.23

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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.