Home / 826,282.92-1,140,160.74-463,692.84

Finding the Fourth Proportional to 826,282.92, 1,140,160.74 and 463,692.84

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Solution

The fourth proportional to 826,282.92, 1,140,160.74 and 463,692.84 is: 639,834.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,282.92 : 1,140,160.74 = 463,692.84 : x
  2. Step 2: Convert to fraction form
    826,282.92/1,140,160.74 = 463,692.84/x
  3. Step 3: Cross multiply
    826,282.92x = 1,140,160.74 × 463,692.84
  4. Step 4: Simplify right side
    826,282.92x = 528,684,371,587.10
  5. Step 5: Solve for x
    x = 528,684,371,587.10/826,282.92
  6. Step 6: Final answer
    x = 639,834.56

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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.