Home / 898,032.20-1,346,756.70-298,891.40

Finding the Fourth Proportional to 898,032.20, 1,346,756.70 and 298,891.40

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Solution

The fourth proportional to 898,032.20, 1,346,756.70 and 298,891.40 is: 448,240.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,032.20 : 1,346,756.70 = 298,891.40 : x
  2. Step 2: Convert to fraction form
    898,032.20/1,346,756.70 = 298,891.40/x
  3. Step 3: Cross multiply
    898,032.20x = 1,346,756.70 × 298,891.40
  4. Step 4: Simplify right side
    898,032.20x = 402,533,995,522.38
  5. Step 5: Solve for x
    x = 402,533,995,522.38/898,032.20
  6. Step 6: Final answer
    x = 448,240.05

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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.