Home / 993,737.36-1,371,254.57-558,203.60

Finding the Fourth Proportional to 993,737.36, 1,371,254.57 and 558,203.60

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Solution

The fourth proportional to 993,737.36, 1,371,254.57 and 558,203.60 is: 770,263.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,737.36 : 1,371,254.57 = 558,203.60 : x
  2. Step 2: Convert to fraction form
    993,737.36/1,371,254.57 = 558,203.60/x
  3. Step 3: Cross multiply
    993,737.36x = 1,371,254.57 × 558,203.60
  4. Step 4: Simplify right side
    993,737.36x = 765,439,240,220.83
  5. Step 5: Solve for x
    x = 765,439,240,220.83/993,737.36
  6. Step 6: Final answer
    x = 770,263.12

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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.