Home / 705,260.07-973,260.86-382,975.56

Finding the Fourth Proportional to 705,260.07, 973,260.86 and 382,975.56

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Solution

The fourth proportional to 705,260.07, 973,260.86 and 382,975.56 is: 528,507.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,260.07 : 973,260.86 = 382,975.56 : x
  2. Step 2: Convert to fraction form
    705,260.07/973,260.86 = 382,975.56/x
  3. Step 3: Cross multiply
    705,260.07x = 973,260.86 × 382,975.56
  4. Step 4: Simplify right side
    705,260.07x = 372,735,120,969.70
  5. Step 5: Solve for x
    x = 372,735,120,969.70/705,260.07
  6. Step 6: Final answer
    x = 528,507.34

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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.