Home / 832,286.94-1,247,905.53-458,572.38

Finding the Fourth Proportional to 832,286.94, 1,247,905.53 and 458,572.38

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Solution

The fourth proportional to 832,286.94, 1,247,905.53 and 458,572.38 is: 687,569.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,286.94 : 1,247,905.53 = 458,572.38 : x
  2. Step 2: Convert to fraction form
    832,286.94/1,247,905.53 = 458,572.38/x
  3. Step 3: Cross multiply
    832,286.94x = 1,247,905.53 × 458,572.38
  4. Step 4: Simplify right side
    832,286.94x = 572,255,008,907.26
  5. Step 5: Solve for x
    x = 572,255,008,907.26/832,286.94
  6. Step 6: Final answer
    x = 687,569.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.