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Finding the Fourth Proportional to 359,586.53, 496,415.98 and 262,681.57

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Solution

The fourth proportional to 359,586.53, 496,415.98 and 262,681.57 is: 362,636.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,586.53 : 496,415.98 = 262,681.57 : x
  2. Step 2: Convert to fraction form
    359,586.53/496,415.98 = 262,681.57/x
  3. Step 3: Cross multiply
    359,586.53x = 496,415.98 × 262,681.57
  4. Step 4: Simplify right side
    359,586.53x = 130,399,328,999.49
  5. Step 5: Solve for x
    x = 130,399,328,999.49/359,586.53
  6. Step 6: Final answer
    x = 362,636.86

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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.