Home / 706,581.42-975,054.30-384,291.36

Finding the Fourth Proportional to 706,581.42, 975,054.30 and 384,291.36

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Solution

The fourth proportional to 706,581.42, 975,054.30 and 384,291.36 is: 530,306.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,581.42 : 975,054.30 = 384,291.36 : x
  2. Step 2: Convert to fraction form
    706,581.42/975,054.30 = 384,291.36/x
  3. Step 3: Cross multiply
    706,581.42x = 975,054.30 × 384,291.36
  4. Step 4: Simplify right side
    706,581.42x = 374,704,943,020.85
  5. Step 5: Solve for x
    x = 374,704,943,020.85/706,581.42
  6. Step 6: Final answer
    x = 530,306.82

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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.