Home / 754,692.90-1,132,039.35-355,200.90

Finding the Fourth Proportional to 754,692.90, 1,132,039.35 and 355,200.90

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Solution

The fourth proportional to 754,692.90, 1,132,039.35 and 355,200.90 is: 532,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,692.90 : 1,132,039.35 = 355,200.90 : x
  2. Step 2: Convert to fraction form
    754,692.90/1,132,039.35 = 355,200.90/x
  3. Step 3: Cross multiply
    754,692.90x = 1,132,039.35 × 355,200.90
  4. Step 4: Simplify right side
    754,692.90x = 402,101,395,955.42
  5. Step 5: Solve for x
    x = 402,101,395,955.42/754,692.90
  6. Step 6: Final answer
    x = 532,801.35

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Similar ratio
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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.