Home / 504,899.23-696,736.66-275,442.84

Finding the Fourth Proportional to 504,899.23, 696,736.66 and 275,442.84

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Solution

The fourth proportional to 504,899.23, 696,736.66 and 275,442.84 is: 380,097.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,899.23 : 696,736.66 = 275,442.84 : x
  2. Step 2: Convert to fraction form
    504,899.23/696,736.66 = 275,442.84/x
  3. Step 3: Cross multiply
    504,899.23x = 696,736.66 × 275,442.84
  4. Step 4: Simplify right side
    504,899.23x = 191,911,124,362.51
  5. Step 5: Solve for x
    x = 191,911,124,362.51/504,899.23
  6. Step 6: Final answer
    x = 380,097.87

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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.