Home / 912,580.92-1,259,517.06-530,829

Finding the Fourth Proportional to 912,580.92, 1,259,517.06 and 530,829

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Solution

The fourth proportional to 912,580.92, 1,259,517.06 and 530,829 is: 732,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,580.92 : 1,259,517.06 = 530,829 : x
  2. Step 2: Convert to fraction form
    912,580.92/1,259,517.06 = 530,829/x
  3. Step 3: Cross multiply
    912,580.92x = 1,259,517.06 × 530,829
  4. Step 4: Simplify right side
    912,580.92x = 668,588,181,442.74
  5. Step 5: Solve for x
    x = 668,588,181,442.74/912,580.92
  6. Step 6: Final answer
    x = 732,634.41

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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.