Home / 736,907.20-1,105,209.60-204,294.40

Finding the Fourth Proportional to 736,907.20, 1,105,209.60 and 204,294.40

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Solution

The fourth proportional to 736,907.20, 1,105,209.60 and 204,294.40 is: 306,399.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,907.20 : 1,105,209.60 = 204,294.40 : x
  2. Step 2: Convert to fraction form
    736,907.20/1,105,209.60 = 204,294.40/x
  3. Step 3: Cross multiply
    736,907.20x = 1,105,209.60 × 204,294.40
  4. Step 4: Simplify right side
    736,907.20x = 225,788,132,106.24
  5. Step 5: Solve for x
    x = 225,788,132,106.24/736,907.20
  6. Step 6: Final answer
    x = 306,399.68

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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.