Home / 938,462.72-1,294,774.08-530,525.12

Finding the Fourth Proportional to 938,462.72, 1,294,774.08 and 530,525.12

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Solution

The fourth proportional to 938,462.72, 1,294,774.08 and 530,525.12 is: 731,952.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,462.72 : 1,294,774.08 = 530,525.12 : x
  2. Step 2: Convert to fraction form
    938,462.72/1,294,774.08 = 530,525.12/x
  3. Step 3: Cross multiply
    938,462.72x = 1,294,774.08 × 530,525.12
  4. Step 4: Simplify right side
    938,462.72x = 686,910,174,164.89
  5. Step 5: Solve for x
    x = 686,910,174,164.89/938,462.72
  6. Step 6: Final answer
    x = 731,952.54

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Double scale
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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.