Home / 314,328.69-433,857.02-193,571.22

Finding the Fourth Proportional to 314,328.69, 433,857.02 and 193,571.22

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Solution

The fourth proportional to 314,328.69, 433,857.02 and 193,571.22 is: 267,179.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,328.69 : 433,857.02 = 193,571.22 : x
  2. Step 2: Convert to fraction form
    314,328.69/433,857.02 = 193,571.22/x
  3. Step 3: Cross multiply
    314,328.69x = 433,857.02 × 193,571.22
  4. Step 4: Simplify right side
    314,328.69x = 83,982,232,666.96
  5. Step 5: Solve for x
    x = 83,982,232,666.96/314,328.69
  6. Step 6: Final answer
    x = 267,179.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.