Home / 581,382.72-802,236.02-336,409.56

Finding the Fourth Proportional to 581,382.72, 802,236.02 and 336,409.56

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Solution

The fourth proportional to 581,382.72, 802,236.02 and 336,409.56 is: 464,203.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,382.72 : 802,236.02 = 336,409.56 : x
  2. Step 2: Convert to fraction form
    581,382.72/802,236.02 = 336,409.56/x
  3. Step 3: Cross multiply
    581,382.72x = 802,236.02 × 336,409.56
  4. Step 4: Simplify right side
    581,382.72x = 269,879,864,822.30
  5. Step 5: Solve for x
    x = 269,879,864,822.30/581,382.72
  6. Step 6: Final answer
    x = 464,203.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.