Home / 938,647.33-1,295,325.48-530,829.24

Finding the Fourth Proportional to 938,647.33, 1,295,325.48 and 530,829.24

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Solution

The fourth proportional to 938,647.33, 1,295,325.48 and 530,829.24 is: 732,539.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,647.33 : 1,295,325.48 = 530,829.24 : x
  2. Step 2: Convert to fraction form
    938,647.33/1,295,325.48 = 530,829.24/x
  3. Step 3: Cross multiply
    938,647.33x = 1,295,325.48 × 530,829.24
  4. Step 4: Simplify right side
    938,647.33x = 687,596,640,101.04
  5. Step 5: Solve for x
    x = 687,596,640,101.04/938,647.33
  6. Step 6: Final answer
    x = 732,539.92

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1.5x scale

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.