Home / 890,014.90-1,334,115.15-440,043.70

Finding the Fourth Proportional to 890,014.90, 1,334,115.15 and 440,043.70

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Solution

The fourth proportional to 890,014.90, 1,334,115.15 and 440,043.70 is: 659,617.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,014.90 : 1,334,115.15 = 440,043.70 : x
  2. Step 2: Convert to fraction form
    890,014.90/1,334,115.15 = 440,043.70/x
  3. Step 3: Cross multiply
    890,014.90x = 1,334,115.15 × 440,043.70
  4. Step 4: Simplify right side
    890,014.90x = 587,068,966,832.06
  5. Step 5: Solve for x
    x = 587,068,966,832.06/890,014.90
  6. Step 6: Final answer
    x = 659,617.01

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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.