Home / 918,466.81-1,267,499.27-505,020.94

Finding the Fourth Proportional to 918,466.81, 1,267,499.27 and 505,020.94

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Solution

The fourth proportional to 918,466.81, 1,267,499.27 and 505,020.94 is: 696,937.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,466.81 : 1,267,499.27 = 505,020.94 : x
  2. Step 2: Convert to fraction form
    918,466.81/1,267,499.27 = 505,020.94/x
  3. Step 3: Cross multiply
    918,466.81x = 1,267,499.27 × 505,020.94
  4. Step 4: Simplify right side
    918,466.81x = 640,113,672,784.71
  5. Step 5: Solve for x
    x = 640,113,672,784.71/918,466.81
  6. Step 6: Final answer
    x = 696,937.18

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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.