Home / 700,639.44-1,051,290.86-416,890.77

Finding the Fourth Proportional to 700,639.44, 1,051,290.86 and 416,890.77

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Solution

The fourth proportional to 700,639.44, 1,051,290.86 and 416,890.77 is: 625,533.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,639.44 : 1,051,290.86 = 416,890.77 : x
  2. Step 2: Convert to fraction form
    700,639.44/1,051,290.86 = 416,890.77/x
  3. Step 3: Cross multiply
    700,639.44x = 1,051,290.86 × 416,890.77
  4. Step 4: Simplify right side
    700,639.44x = 438,273,454,034.91
  5. Step 5: Solve for x
    x = 438,273,454,034.91/700,639.44
  6. Step 6: Final answer
    x = 625,533.52

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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.