Home / 529,586.75-730,935.83-314,685.25

Finding the Fourth Proportional to 529,586.75, 730,935.83 and 314,685.25

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Solution

The fourth proportional to 529,586.75, 730,935.83 and 314,685.25 is: 434,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,586.75 : 730,935.83 = 314,685.25 : x
  2. Step 2: Convert to fraction form
    529,586.75/730,935.83 = 314,685.25/x
  3. Step 3: Cross multiply
    529,586.75x = 730,935.83 × 314,685.25
  4. Step 4: Simplify right side
    529,586.75x = 230,014,723,356.88
  5. Step 5: Solve for x
    x = 230,014,723,356.88/529,586.75
  6. Step 6: Final answer
    x = 434,328.70

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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.