Home / 837,312.40-1,256,260.20-364,337.20

Finding the Fourth Proportional to 837,312.40, 1,256,260.20 and 364,337.20

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Solution

The fourth proportional to 837,312.40, 1,256,260.20 and 364,337.20 is: 546,632.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,312.40 : 1,256,260.20 = 364,337.20 : x
  2. Step 2: Convert to fraction form
    837,312.40/1,256,260.20 = 364,337.20/x
  3. Step 3: Cross multiply
    837,312.40x = 1,256,260.20 × 364,337.20
  4. Step 4: Simplify right side
    837,312.40x = 457,702,323,739.44
  5. Step 5: Solve for x
    x = 457,702,323,739.44/837,312.40
  6. Step 6: Final answer
    x = 546,632.68

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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.