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Finding the Fourth Proportional to 705,201.84, 973,151.96 and 382,904.96

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Solution

The fourth proportional to 705,201.84, 973,151.96 and 382,904.96 is: 528,394.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,201.84 : 973,151.96 = 382,904.96 : x
  2. Step 2: Convert to fraction form
    705,201.84/973,151.96 = 382,904.96/x
  3. Step 3: Cross multiply
    705,201.84x = 973,151.96 × 382,904.96
  4. Step 4: Simplify right side
    705,201.84x = 372,624,712,317.72
  5. Step 5: Solve for x
    x = 372,624,712,317.72/705,201.84
  6. Step 6: Final answer
    x = 528,394.41

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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.