Home / 706,534.94-975,008.79-384,238.10

Finding the Fourth Proportional to 706,534.94, 975,008.79 and 384,238.10

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Solution

The fourth proportional to 706,534.94, 975,008.79 and 384,238.10 is: 530,243.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,534.94 : 975,008.79 = 384,238.10 : x
  2. Step 2: Convert to fraction form
    706,534.94/975,008.79 = 384,238.10/x
  3. Step 3: Cross multiply
    706,534.94x = 975,008.79 × 384,238.10
  4. Step 4: Simplify right side
    706,534.94x = 374,635,520,077.86
  5. Step 5: Solve for x
    x = 374,635,520,077.86/706,534.94
  6. Step 6: Final answer
    x = 530,243.45

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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.