Home / 569,619.92-786,054.30-314,975.36

Finding the Fourth Proportional to 569,619.92, 786,054.30 and 314,975.36

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Solution

The fourth proportional to 569,619.92, 786,054.30 and 314,975.36 is: 434,654.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,619.92 : 786,054.30 = 314,975.36 : x
  2. Step 2: Convert to fraction form
    569,619.92/786,054.30 = 314,975.36/x
  3. Step 3: Cross multiply
    569,619.92x = 786,054.30 × 314,975.36
  4. Step 4: Simplify right side
    569,619.92x = 247,587,736,122.05
  5. Step 5: Solve for x
    x = 247,587,736,122.05/569,619.92
  6. Step 6: Final answer
    x = 434,654.28

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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.