Home / 1,535,145.16-2,302,717.74-413,185

Finding the Fourth Proportional to 1,535,145.16, 2,302,717.74 and 413,185

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Solution

The fourth proportional to 1,535,145.16, 2,302,717.74 and 413,185 is: 619,777.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,145.16 : 2,302,717.74 = 413,185 : x
  2. Step 2: Convert to fraction form
    1,535,145.16/2,302,717.74 = 413,185/x
  3. Step 3: Cross multiply
    1,535,145.16x = 2,302,717.74 × 413,185
  4. Step 4: Simplify right side
    1,535,145.16x = 951,448,429,401.90
  5. Step 5: Solve for x
    x = 951,448,429,401.90/1,535,145.16
  6. Step 6: Final answer
    x = 619,777.50

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Double scale
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Similar ratio
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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.