Home / 1,174,890.80-1,762,336.20-376,198.40

Finding the Fourth Proportional to 1,174,890.80, 1,762,336.20 and 376,198.40

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Solution

The fourth proportional to 1,174,890.80, 1,762,336.20 and 376,198.40 is: 564,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,890.80 : 1,762,336.20 = 376,198.40 : x
  2. Step 2: Convert to fraction form
    1,174,890.80/1,762,336.20 = 376,198.40/x
  3. Step 3: Cross multiply
    1,174,890.80x = 1,762,336.20 × 376,198.40
  4. Step 4: Simplify right side
    1,174,890.80x = 662,988,058,702.08
  5. Step 5: Solve for x
    x = 662,988,058,702.08/1,174,890.80
  6. Step 6: Final answer
    x = 564,297.60

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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.