Home / 592,974.72-818,682.12-389,386.89

Finding the Fourth Proportional to 592,974.72, 818,682.12 and 389,386.89

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Solution

The fourth proportional to 592,974.72, 818,682.12 and 389,386.89 is: 537,601.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,974.72 : 818,682.12 = 389,386.89 : x
  2. Step 2: Convert to fraction form
    592,974.72/818,682.12 = 389,386.89/x
  3. Step 3: Cross multiply
    592,974.72x = 818,682.12 × 389,386.89
  4. Step 4: Simplify right side
    592,974.72x = 318,784,084,605.41
  5. Step 5: Solve for x
    x = 318,784,084,605.41/592,974.72
  6. Step 6: Final answer
    x = 537,601.48

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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.