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Finding the Fourth Proportional to 500,469.84, 750,821.40 and 163,526.04

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Solution

The fourth proportional to 500,469.84, 750,821.40 and 163,526.04 is: 245,327.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,469.84 : 750,821.40 = 163,526.04 : x
  2. Step 2: Convert to fraction form
    500,469.84/750,821.40 = 163,526.04/x
  3. Step 3: Cross multiply
    500,469.84x = 750,821.40 × 163,526.04
  4. Step 4: Simplify right side
    500,469.84x = 122,778,850,289.26
  5. Step 5: Solve for x
    x = 122,778,850,289.26/500,469.84
  6. Step 6: Final answer
    x = 245,327.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.