Home / 938,606.62-1,295,302.64-530,769.48

Finding the Fourth Proportional to 938,606.62, 1,295,302.64 and 530,769.48

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Solution

The fourth proportional to 938,606.62, 1,295,302.64 and 530,769.48 is: 732,476.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,606.62 : 1,295,302.64 = 530,769.48 : x
  2. Step 2: Convert to fraction form
    938,606.62/1,295,302.64 = 530,769.48/x
  3. Step 3: Cross multiply
    938,606.62x = 1,295,302.64 × 530,769.48
  4. Step 4: Simplify right side
    938,606.62x = 687,507,108,675.43
  5. Step 5: Solve for x
    x = 687,507,108,675.43/938,606.62
  6. Step 6: Final answer
    x = 732,476.30

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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.