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Finding the Fourth Proportional to 560,842.84, 841,368.75 and 181,729.77

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Solution

The fourth proportional to 560,842.84, 841,368.75 and 181,729.77 is: 272,628.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,842.84 : 841,368.75 = 181,729.77 : x
  2. Step 2: Convert to fraction form
    560,842.84/841,368.75 = 181,729.77/x
  3. Step 3: Cross multiply
    560,842.84x = 841,368.75 × 181,729.77
  4. Step 4: Simplify right side
    560,842.84x = 152,901,745,215.84
  5. Step 5: Solve for x
    x = 152,901,745,215.84/560,842.84
  6. Step 6: Final answer
    x = 272,628.51

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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.