Home / 938,603.68-1,295,298.59-530,766.54

Finding the Fourth Proportional to 938,603.68, 1,295,298.59 and 530,766.54

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Solution

The fourth proportional to 938,603.68, 1,295,298.59 and 530,766.54 is: 732,472.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,603.68 : 1,295,298.59 = 530,766.54 : x
  2. Step 2: Convert to fraction form
    938,603.68/1,295,298.59 = 530,766.54/x
  3. Step 3: Cross multiply
    938,603.68x = 1,295,298.59 × 530,766.54
  4. Step 4: Simplify right side
    938,603.68x = 687,501,152,208.10
  5. Step 5: Solve for x
    x = 687,501,152,208.10/938,603.68
  6. Step 6: Final answer
    x = 732,472.25

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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.