Home / 730,839.70-1,096,259.55-553,692.70

Finding the Fourth Proportional to 730,839.70, 1,096,259.55 and 553,692.70

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Solution

The fourth proportional to 730,839.70, 1,096,259.55 and 553,692.70 is: 830,539.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,839.70 : 1,096,259.55 = 553,692.70 : x
  2. Step 2: Convert to fraction form
    730,839.70/1,096,259.55 = 553,692.70/x
  3. Step 3: Cross multiply
    730,839.70x = 1,096,259.55 × 553,692.70
  4. Step 4: Simplify right side
    730,839.70x = 606,990,910,140.29
  5. Step 5: Solve for x
    x = 606,990,910,140.29/730,839.70
  6. Step 6: Final answer
    x = 830,539.05

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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.