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Finding the Fourth Proportional to 558,813.52, 841,954.02 and 505,573.05

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Solution

The fourth proportional to 558,813.52, 841,954.02 and 505,573.05 is: 761,737.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,813.52 : 841,954.02 = 505,573.05 : x
  2. Step 2: Convert to fraction form
    558,813.52/841,954.02 = 505,573.05/x
  3. Step 3: Cross multiply
    558,813.52x = 841,954.02 × 505,573.05
  4. Step 4: Simplify right side
    558,813.52x = 425,669,255,113.53
  5. Step 5: Solve for x
    x = 425,669,255,113.53/558,813.52
  6. Step 6: Final answer
    x = 761,737.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.