Home / 754,692.40-1,132,038.60-355,200.40

Finding the Fourth Proportional to 754,692.40, 1,132,038.60 and 355,200.40

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Solution

The fourth proportional to 754,692.40, 1,132,038.60 and 355,200.40 is: 532,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,692.40 : 1,132,038.60 = 355,200.40 : x
  2. Step 2: Convert to fraction form
    754,692.40/1,132,038.60 = 355,200.40/x
  3. Step 3: Cross multiply
    754,692.40x = 1,132,038.60 × 355,200.40
  4. Step 4: Simplify right side
    754,692.40x = 402,100,563,535.44
  5. Step 5: Solve for x
    x = 402,100,563,535.44/754,692.40
  6. Step 6: Final answer
    x = 532,800.60

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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.