Home / 464,741.20-697,111.80-436,747.60

Finding the Fourth Proportional to 464,741.20, 697,111.80 and 436,747.60

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Solution

The fourth proportional to 464,741.20, 697,111.80 and 436,747.60 is: 655,121.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,741.20 : 697,111.80 = 436,747.60 : x
  2. Step 2: Convert to fraction form
    464,741.20/697,111.80 = 436,747.60/x
  3. Step 3: Cross multiply
    464,741.20x = 697,111.80 × 436,747.60
  4. Step 4: Simplify right side
    464,741.20x = 304,461,905,581.68
  5. Step 5: Solve for x
    x = 304,461,905,581.68/464,741.20
  6. Step 6: Final answer
    x = 655,121.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.