Home / 940,923.12-1,411,171.92-435,206.64

Finding the Fourth Proportional to 940,923.12, 1,411,171.92 and 435,206.64

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Solution

The fourth proportional to 940,923.12, 1,411,171.92 and 435,206.64 is: 652,711.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,923.12 : 1,411,171.92 = 435,206.64 : x
  2. Step 2: Convert to fraction form
    940,923.12/1,411,171.92 = 435,206.64/x
  3. Step 3: Cross multiply
    940,923.12x = 1,411,171.92 × 435,206.64
  4. Step 4: Simplify right side
    940,923.12x = 614,151,389,765.55
  5. Step 5: Solve for x
    x = 614,151,389,765.55/940,923.12
  6. Step 6: Final answer
    x = 652,711.55

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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.