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Finding the Fourth Proportional to 954,488.64, 1,317,203.16 and 524,771.76

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Solution

The fourth proportional to 954,488.64, 1,317,203.16 and 524,771.76 is: 724,189.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,488.64 : 1,317,203.16 = 524,771.76 : x
  2. Step 2: Convert to fraction form
    954,488.64/1,317,203.16 = 524,771.76/x
  3. Step 3: Cross multiply
    954,488.64x = 1,317,203.16 × 524,771.76
  4. Step 4: Simplify right side
    954,488.64x = 691,231,020,550.76
  5. Step 5: Solve for x
    x = 691,231,020,550.76/954,488.64
  6. Step 6: Final answer
    x = 724,189.89

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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.