Home / 953,061.81-1,429,172.91-447,766.44

Finding the Fourth Proportional to 953,061.81, 1,429,172.91 and 447,766.44

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Solution

The fourth proportional to 953,061.81, 1,429,172.91 and 447,766.44 is: 671,452.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,061.81 : 1,429,172.91 = 447,766.44 : x
  2. Step 2: Convert to fraction form
    953,061.81/1,429,172.91 = 447,766.44/x
  3. Step 3: Cross multiply
    953,061.81x = 1,429,172.91 × 447,766.44
  4. Step 4: Simplify right side
    953,061.81x = 639,935,666,055.14
  5. Step 5: Solve for x
    x = 639,935,666,055.14/953,061.81
  6. Step 6: Final answer
    x = 671,452.43

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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.