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Finding the Fourth Proportional to 706,597.76, 975,117.48 and 384,314.96

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Solution

The fourth proportional to 706,597.76, 975,117.48 and 384,314.96 is: 530,361.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,597.76 : 975,117.48 = 384,314.96 : x
  2. Step 2: Convert to fraction form
    706,597.76/975,117.48 = 384,314.96/x
  3. Step 3: Cross multiply
    706,597.76x = 975,117.48 × 384,314.96
  4. Step 4: Simplify right side
    706,597.76x = 374,752,235,321.50
  5. Step 5: Solve for x
    x = 374,752,235,321.50/706,597.76
  6. Step 6: Final answer
    x = 530,361.48

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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.