Home / 1,144,983.80-1,717,475.70-397,105.40

Finding the Fourth Proportional to 1,144,983.80, 1,717,475.70 and 397,105.40

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Solution

The fourth proportional to 1,144,983.80, 1,717,475.70 and 397,105.40 is: 595,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,983.80 : 1,717,475.70 = 397,105.40 : x
  2. Step 2: Convert to fraction form
    1,144,983.80/1,717,475.70 = 397,105.40/x
  3. Step 3: Cross multiply
    1,144,983.80x = 1,717,475.70 × 397,105.40
  4. Step 4: Simplify right side
    1,144,983.80x = 682,018,874,838.78
  5. Step 5: Solve for x
    x = 682,018,874,838.78/1,144,983.80
  6. Step 6: Final answer
    x = 595,658.10

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Double scale
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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.