Home / 705,164.92-973,147.29-382,894.67

Finding the Fourth Proportional to 705,164.92, 973,147.29 and 382,894.67

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Solution

The fourth proportional to 705,164.92, 973,147.29 and 382,894.67 is: 528,405.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,164.92 : 973,147.29 = 382,894.67 : x
  2. Step 2: Convert to fraction form
    705,164.92/973,147.29 = 382,894.67/x
  3. Step 3: Cross multiply
    705,164.92x = 973,147.29 × 382,894.67
  4. Step 4: Simplify right side
    705,164.92x = 372,612,910,465.94
  5. Step 5: Solve for x
    x = 372,612,910,465.94/705,164.92
  6. Step 6: Final answer
    x = 528,405.35

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Double scale
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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.