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Finding the Fourth Proportional to 706,467.03, 974,931.03 and 384,180.18

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Solution

The fourth proportional to 706,467.03, 974,931.03 and 384,180.18 is: 530,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,467.03 : 974,931.03 = 384,180.18 : x
  2. Step 2: Convert to fraction form
    706,467.03/974,931.03 = 384,180.18/x
  3. Step 3: Cross multiply
    706,467.03x = 974,931.03 × 384,180.18
  4. Step 4: Simplify right side
    706,467.03x = 374,549,178,592.99
  5. Step 5: Solve for x
    x = 374,549,178,592.99/706,467.03
  6. Step 6: Final answer
    x = 530,172.20

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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.