Home / 706,348.18-974,733.61-384,058.54

Finding the Fourth Proportional to 706,348.18, 974,733.61 and 384,058.54

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Solution

The fourth proportional to 706,348.18, 974,733.61 and 384,058.54 is: 529,986.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,348.18 : 974,733.61 = 384,058.54 : x
  2. Step 2: Convert to fraction form
    706,348.18/974,733.61 = 384,058.54/x
  3. Step 3: Cross multiply
    706,348.18x = 974,733.61 × 384,058.54
  4. Step 4: Simplify right side
    706,348.18x = 374,354,767,145.53
  5. Step 5: Solve for x
    x = 374,354,767,145.53/706,348.18
  6. Step 6: Final answer
    x = 529,986.17

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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.