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Finding the Fourth Proportional to 559,872,062.40, 839,808,093.60 and 471,188,337.60

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Solution

The fourth proportional to 559,872,062.40, 839,808,093.60 and 471,188,337.60 is: 706,782,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,062.40 : 839,808,093.60 = 471,188,337.60 : x
  2. Step 2: Convert to fraction form
    559,872,062.40/839,808,093.60 = 471,188,337.60/x
  3. Step 3: Cross multiply
    559,872,062.40x = 839,808,093.60 × 471,188,337.60
  4. Step 4: Simplify right side
    559,872,062.40x = 395,707,779,526,409,216
  5. Step 5: Solve for x
    x = 395,707,779,526,409,216/559,872,062.40
  6. Step 6: Final answer
    x = 706,782,506.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.