Home / 534,988.84-802,561.02-285,534.76

Finding the Fourth Proportional to 534,988.84, 802,561.02 and 285,534.76

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Solution

The fourth proportional to 534,988.84, 802,561.02 and 285,534.76 is: 428,343.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,988.84 : 802,561.02 = 285,534.76 : x
  2. Step 2: Convert to fraction form
    534,988.84/802,561.02 = 285,534.76/x
  3. Step 3: Cross multiply
    534,988.84x = 802,561.02 × 285,534.76
  4. Step 4: Simplify right side
    534,988.84x = 229,159,068,231.06
  5. Step 5: Solve for x
    x = 229,159,068,231.06/534,988.84
  6. Step 6: Final answer
    x = 428,343.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.