Home / 1,153,609.70-1,729,277.28-405,130.82

Finding the Fourth Proportional to 1,153,609.70, 1,729,277.28 and 405,130.82

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Solution

The fourth proportional to 1,153,609.70, 1,729,277.28 and 405,130.82 is: 607,296.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,609.70 : 1,729,277.28 = 405,130.82 : x
  2. Step 2: Convert to fraction form
    1,153,609.70/1,729,277.28 = 405,130.82/x
  3. Step 3: Cross multiply
    1,153,609.70x = 1,729,277.28 × 405,130.82
  4. Step 4: Simplify right side
    1,153,609.70x = 700,583,513,807.38
  5. Step 5: Solve for x
    x = 700,583,513,807.38/1,153,609.70
  6. Step 6: Final answer
    x = 607,296.83

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1.5x scale

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.