Home / 1,008,922.89-1,513,389.81-298,957.08

Finding the Fourth Proportional to 1,008,922.89, 1,513,389.81 and 298,957.08

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Solution

The fourth proportional to 1,008,922.89, 1,513,389.81 and 298,957.08 is: 448,437.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,922.89 : 1,513,389.81 = 298,957.08 : x
  2. Step 2: Convert to fraction form
    1,008,922.89/1,513,389.81 = 298,957.08/x
  3. Step 3: Cross multiply
    1,008,922.89x = 1,513,389.81 × 298,957.08
  4. Step 4: Simplify right side
    1,008,922.89x = 452,438,598,499.36
  5. Step 5: Solve for x
    x = 452,438,598,499.36/1,008,922.89
  6. Step 6: Final answer
    x = 448,437.24

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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.