Home / 559,965.84-772,819.44-353,534.16

Finding the Fourth Proportional to 559,965.84, 772,819.44 and 353,534.16

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Solution

The fourth proportional to 559,965.84, 772,819.44 and 353,534.16 is: 487,919.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,965.84 : 772,819.44 = 353,534.16 : x
  2. Step 2: Convert to fraction form
    559,965.84/772,819.44 = 353,534.16/x
  3. Step 3: Cross multiply
    559,965.84x = 772,819.44 × 353,534.16
  4. Step 4: Simplify right side
    559,965.84x = 273,218,071,552.07
  5. Step 5: Solve for x
    x = 273,218,071,552.07/559,965.84
  6. Step 6: Final answer
    x = 487,919.18

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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.