Home / 397,475.02-548,334.59-236,238.45

Finding the Fourth Proportional to 397,475.02, 548,334.59 and 236,238.45

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Solution

The fourth proportional to 397,475.02, 548,334.59 and 236,238.45 is: 325,901.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,475.02 : 548,334.59 = 236,238.45 : x
  2. Step 2: Convert to fraction form
    397,475.02/548,334.59 = 236,238.45/x
  3. Step 3: Cross multiply
    397,475.02x = 548,334.59 × 236,238.45
  4. Step 4: Simplify right side
    397,475.02x = 129,537,710,881.31
  5. Step 5: Solve for x
    x = 129,537,710,881.31/397,475.02
  6. Step 6: Final answer
    x = 325,901.51

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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.