Home / 446,981.23-666,261.14-411,108.96

Finding the Fourth Proportional to 446,981.23, 666,261.14 and 411,108.96

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Solution

The fourth proportional to 446,981.23, 666,261.14 and 411,108.96 is: 612,790.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,981.23 : 666,261.14 = 411,108.96 : x
  2. Step 2: Convert to fraction form
    446,981.23/666,261.14 = 411,108.96/x
  3. Step 3: Cross multiply
    446,981.23x = 666,261.14 × 411,108.96
  4. Step 4: Simplify right side
    446,981.23x = 273,905,924,353.81
  5. Step 5: Solve for x
    x = 273,905,924,353.81/446,981.23
  6. Step 6: Final answer
    x = 612,790.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.