Home / 757,455.78-1,045,667.76-471,068.13

Finding the Fourth Proportional to 757,455.78, 1,045,667.76 and 471,068.13

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Solution

The fourth proportional to 757,455.78, 1,045,667.76 and 471,068.13 is: 650,309.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,455.78 : 1,045,667.76 = 471,068.13 : x
  2. Step 2: Convert to fraction form
    757,455.78/1,045,667.76 = 471,068.13/x
  3. Step 3: Cross multiply
    757,455.78x = 1,045,667.76 × 471,068.13
  4. Step 4: Simplify right side
    757,455.78x = 492,580,756,304.49
  5. Step 5: Solve for x
    x = 492,580,756,304.49/757,455.78
  6. Step 6: Final answer
    x = 650,309.59

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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.