Home / 350,021.16-524,243.70-245,307.60

Finding the Fourth Proportional to 350,021.16, 524,243.70 and 245,307.60

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Solution

The fourth proportional to 350,021.16, 524,243.70 and 245,307.60 is: 367,409.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,021.16 : 524,243.70 = 245,307.60 : x
  2. Step 2: Convert to fraction form
    350,021.16/524,243.70 = 245,307.60/x
  3. Step 3: Cross multiply
    350,021.16x = 524,243.70 × 245,307.60
  4. Step 4: Simplify right side
    350,021.16x = 128,600,963,862.12
  5. Step 5: Solve for x
    x = 128,600,963,862.12/350,021.16
  6. Step 6: Final answer
    x = 367,409.11

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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.