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Finding the Fourth Proportional to 404,570.99, 558,307.46 and 223,283.00

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Solution

The fourth proportional to 404,570.99, 558,307.46 and 223,283.00 is: 308,130.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,570.99 : 558,307.46 = 223,283.00 : x
  2. Step 2: Convert to fraction form
    404,570.99/558,307.46 = 223,283.00/x
  3. Step 3: Cross multiply
    404,570.99x = 558,307.46 × 223,283.00
  4. Step 4: Simplify right side
    404,570.99x = 124,660,560,683.23
  5. Step 5: Solve for x
    x = 124,660,560,683.23/404,570.99
  6. Step 6: Final answer
    x = 308,130.25

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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.