Home / 626,523.04-864,588.90-354,586.06

Finding the Fourth Proportional to 626,523.04, 864,588.90 and 354,586.06

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Solution

The fourth proportional to 626,523.04, 864,588.90 and 354,586.06 is: 489,321.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,523.04 : 864,588.90 = 354,586.06 : x
  2. Step 2: Convert to fraction form
    626,523.04/864,588.90 = 354,586.06/x
  3. Step 3: Cross multiply
    626,523.04x = 864,588.90 × 354,586.06
  4. Step 4: Simplify right side
    626,523.04x = 306,571,171,570.73
  5. Step 5: Solve for x
    x = 306,571,171,570.73/626,523.04
  6. Step 6: Final answer
    x = 489,321.46

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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.