Home / 399,248.03-598,373.64-199,625.50

Finding the Fourth Proportional to 399,248.03, 598,373.64 and 199,625.50

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Solution

The fourth proportional to 399,248.03, 598,373.64 and 199,625.50 is: 299,189.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,248.03 : 598,373.64 = 199,625.50 : x
  2. Step 2: Convert to fraction form
    399,248.03/598,373.64 = 199,625.50/x
  3. Step 3: Cross multiply
    399,248.03x = 598,373.64 × 199,625.50
  4. Step 4: Simplify right side
    399,248.03x = 119,450,637,259.05
  5. Step 5: Solve for x
    x = 119,450,637,259.05/399,248.03
  6. Step 6: Final answer
    x = 299,189.05

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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.