Home / 529,204.16-730,186.44-314,415.92

Finding the Fourth Proportional to 529,204.16, 730,186.44 and 314,415.92

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Solution

The fourth proportional to 529,204.16, 730,186.44 and 314,415.92 is: 433,825.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,204.16 : 730,186.44 = 314,415.92 : x
  2. Step 2: Convert to fraction form
    529,204.16/730,186.44 = 314,415.92/x
  3. Step 3: Cross multiply
    529,204.16x = 730,186.44 × 314,415.92
  4. Step 4: Simplify right side
    529,204.16x = 229,582,241,304.13
  5. Step 5: Solve for x
    x = 229,582,241,304.13/529,204.16
  6. Step 6: Final answer
    x = 433,825.47

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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.