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Finding the Fourth Proportional to 359,586.24, 536,432.11 and 349,812.40

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Solution

The fourth proportional to 359,586.24, 536,432.11 and 349,812.40 is: 521,851.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,586.24 : 536,432.11 = 349,812.40 : x
  2. Step 2: Convert to fraction form
    359,586.24/536,432.11 = 349,812.40/x
  3. Step 3: Cross multiply
    359,586.24x = 536,432.11 × 349,812.40
  4. Step 4: Simplify right side
    359,586.24x = 187,650,603,836.16
  5. Step 5: Solve for x
    x = 187,650,603,836.16/359,586.24
  6. Step 6: Final answer
    x = 521,851.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.