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Finding the Fourth Proportional to 583,457.40, 874,019.70 and 333,847.80

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Solution

The fourth proportional to 583,457.40, 874,019.70 and 333,847.80 is: 500,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,457.40 : 874,019.70 = 333,847.80 : x
  2. Step 2: Convert to fraction form
    583,457.40/874,019.70 = 333,847.80/x
  3. Step 3: Cross multiply
    583,457.40x = 874,019.70 × 333,847.80
  4. Step 4: Simplify right side
    583,457.40x = 291,789,554,001.66
  5. Step 5: Solve for x
    x = 291,789,554,001.66/583,457.40
  6. Step 6: Final answer
    x = 500,104.30

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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.