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Finding the Fourth Proportional to 560,416.05, 773,140.14 and 366,871.14

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Solution

The fourth proportional to 560,416.05, 773,140.14 and 366,871.14 is: 506,128.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,416.05 : 773,140.14 = 366,871.14 : x
  2. Step 2: Convert to fraction form
    560,416.05/773,140.14 = 366,871.14/x
  3. Step 3: Cross multiply
    560,416.05x = 773,140.14 × 366,871.14
  4. Step 4: Simplify right side
    560,416.05x = 283,642,804,541.56
  5. Step 5: Solve for x
    x = 283,642,804,541.56/560,416.05
  6. Step 6: Final answer
    x = 506,128.98

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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.