Home / 940,400.10-1,410,838.92-435,325.32

Finding the Fourth Proportional to 940,400.10, 1,410,838.92 and 435,325.32

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Solution

The fourth proportional to 940,400.10, 1,410,838.92 and 435,325.32 is: 653,098.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,400.10 : 1,410,838.92 = 435,325.32 : x
  2. Step 2: Convert to fraction form
    940,400.10/1,410,838.92 = 435,325.32/x
  3. Step 3: Cross multiply
    940,400.10x = 1,410,838.92 × 435,325.32
  4. Step 4: Simplify right side
    940,400.10x = 614,173,904,317.45
  5. Step 5: Solve for x
    x = 614,173,904,317.45/940,400.10
  6. Step 6: Final answer
    x = 653,098.51

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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.