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Finding the Fourth Proportional to 1,655,099.04, 2,283,973.05 and 929,977.32

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Solution

The fourth proportional to 1,655,099.04, 2,283,973.05 and 929,977.32 is: 1,283,332.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,099.04 : 2,283,973.05 = 929,977.32 : x
  2. Step 2: Convert to fraction form
    1,655,099.04/2,283,973.05 = 929,977.32/x
  3. Step 3: Cross multiply
    1,655,099.04x = 2,283,973.05 × 929,977.32
  4. Step 4: Simplify right side
    1,655,099.04x = 2,124,043,135,991.23
  5. Step 5: Solve for x
    x = 2,124,043,135,991.23/1,655,099.04
  6. Step 6: Final answer
    x = 1,283,332.95

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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.