Home / 598,775.96-898,307.48-199,420.18

Finding the Fourth Proportional to 598,775.96, 898,307.48 and 199,420.18

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Solution

The fourth proportional to 598,775.96, 898,307.48 and 199,420.18 is: 299,178.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,775.96 : 898,307.48 = 199,420.18 : x
  2. Step 2: Convert to fraction form
    598,775.96/898,307.48 = 199,420.18/x
  3. Step 3: Cross multiply
    598,775.96x = 898,307.48 × 199,420.18
  4. Step 4: Simplify right side
    598,775.96x = 179,140,637,609.73
  5. Step 5: Solve for x
    x = 179,140,637,609.73/598,775.96
  6. Step 6: Final answer
    x = 299,178.07

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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.