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Finding the Fourth Proportional to 570,277,133.76, 786,847,560.05 and 322,758,480.72

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Solution

The fourth proportional to 570,277,133.76, 786,847,560.05 and 322,758,480.72 is: 445,330,363.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,277,133.76 : 786,847,560.05 = 322,758,480.72 : x
  2. Step 2: Convert to fraction form
    570,277,133.76/786,847,560.05 = 322,758,480.72/x
  3. Step 3: Cross multiply
    570,277,133.76x = 786,847,560.05 × 322,758,480.72
  4. Step 4: Simplify right side
    570,277,133.76x = 253,961,723,038,363,168
  5. Step 5: Solve for x
    x = 253,961,723,038,363,168/570,277,133.76
  6. Step 6: Final answer
    x = 445,330,363.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.