Home / 589,941.20-885,372.60-274,437.20

Finding the Fourth Proportional to 589,941.20, 885,372.60 and 274,437.20

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Solution

The fourth proportional to 589,941.20, 885,372.60 and 274,437.20 is: 411,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,941.20 : 885,372.60 = 274,437.20 : x
  2. Step 2: Convert to fraction form
    589,941.20/885,372.60 = 274,437.20/x
  3. Step 3: Cross multiply
    589,941.20x = 885,372.60 × 274,437.20
  4. Step 4: Simplify right side
    589,941.20x = 242,979,177,300.72
  5. Step 5: Solve for x
    x = 242,979,177,300.72/589,941.20
  6. Step 6: Final answer
    x = 411,870.16

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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.