Home / 705,225.22-973,185.64-382,928.65

Finding the Fourth Proportional to 705,225.22, 973,185.64 and 382,928.65

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Solution

The fourth proportional to 705,225.22, 973,185.64 and 382,928.65 is: 528,427.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,225.22 : 973,185.64 = 382,928.65 : x
  2. Step 2: Convert to fraction form
    705,225.22/973,185.64 = 382,928.65/x
  3. Step 3: Cross multiply
    705,225.22x = 973,185.64 × 382,928.65
  4. Step 4: Simplify right side
    705,225.22x = 372,660,663,324.59
  5. Step 5: Solve for x
    x = 372,660,663,324.59/705,225.22
  6. Step 6: Final answer
    x = 528,427.87

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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.