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Finding the Fourth Proportional to 706,193.04, 974,505.88 and 383,900.52

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Solution

The fourth proportional to 706,193.04, 974,505.88 and 383,900.52 is: 529,760.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,193.04 : 974,505.88 = 383,900.52 : x
  2. Step 2: Convert to fraction form
    706,193.04/974,505.88 = 383,900.52/x
  3. Step 3: Cross multiply
    706,193.04x = 974,505.88 × 383,900.52
  4. Step 4: Simplify right side
    706,193.04x = 374,113,314,075.06
  5. Step 5: Solve for x
    x = 374,113,314,075.06/706,193.04
  6. Step 6: Final answer
    x = 529,760.69

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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.