Home / 837,205.40-1,256,099.70-364,230.20

Finding the Fourth Proportional to 837,205.40, 1,256,099.70 and 364,230.20

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Solution

The fourth proportional to 837,205.40, 1,256,099.70 and 364,230.20 is: 546,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,205.40 : 1,256,099.70 = 364,230.20 : x
  2. Step 2: Convert to fraction form
    837,205.40/1,256,099.70 = 364,230.20/x
  3. Step 3: Cross multiply
    837,205.40x = 1,256,099.70 × 364,230.20
  4. Step 4: Simplify right side
    837,205.40x = 457,509,444,950.94
  5. Step 5: Solve for x
    x = 457,509,444,950.94/837,205.40
  6. Step 6: Final answer
    x = 546,472.16

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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.