Home / 598,615.80-897,923.61-399,325.38

Finding the Fourth Proportional to 598,615.80, 897,923.61 and 399,325.38

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Solution

The fourth proportional to 598,615.80, 897,923.61 and 399,325.38 is: 598,988.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,615.80 : 897,923.61 = 399,325.38 : x
  2. Step 2: Convert to fraction form
    598,615.80/897,923.61 = 399,325.38/x
  3. Step 3: Cross multiply
    598,615.80x = 897,923.61 × 399,325.38
  4. Step 4: Simplify right side
    598,615.80x = 358,563,686,774.22
  5. Step 5: Solve for x
    x = 358,563,686,774.22/598,615.80
  6. Step 6: Final answer
    x = 598,988.01

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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.