Home / 593,979.40-890,969.10-540,065.80

Finding the Fourth Proportional to 593,979.40, 890,969.10 and 540,065.80

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Solution

The fourth proportional to 593,979.40, 890,969.10 and 540,065.80 is: 810,098.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,979.40 : 890,969.10 = 540,065.80 : x
  2. Step 2: Convert to fraction form
    593,979.40/890,969.10 = 540,065.80/x
  3. Step 3: Cross multiply
    593,979.40x = 890,969.10 × 540,065.80
  4. Step 4: Simplify right side
    593,979.40x = 481,181,939,766.78
  5. Step 5: Solve for x
    x = 481,181,939,766.78/593,979.40
  6. Step 6: Final answer
    x = 810,098.70

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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.