Home / 524,918.02-787,501.78-169,931.88

Finding the Fourth Proportional to 524,918.02, 787,501.78 and 169,931.88

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Solution

The fourth proportional to 524,918.02, 787,501.78 and 169,931.88 is: 254,938.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,918.02 : 787,501.78 = 169,931.88 : x
  2. Step 2: Convert to fraction form
    524,918.02/787,501.78 = 169,931.88/x
  3. Step 3: Cross multiply
    524,918.02x = 787,501.78 × 169,931.88
  4. Step 4: Simplify right side
    524,918.02x = 133,821,657,978.75
  5. Step 5: Solve for x
    x = 133,821,657,978.75/524,918.02
  6. Step 6: Final answer
    x = 254,938.21

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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.