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Finding the Fourth Proportional to 975.56, 1,461.69 and 590

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Solution

The fourth proportional to 975.56, 1,461.69 and 590 is: 884.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    975.56 : 1,461.69 = 590 : x
  2. Step 2: Convert to fraction form
    975.56/1,461.69 = 590/x
  3. Step 3: Cross multiply
    975.56x = 1,461.69 × 590
  4. Step 4: Simplify right side
    975.56x = 862,397.10
  5. Step 5: Solve for x
    x = 862,397.10/975.56
  6. Step 6: Final answer
    x = 884.00

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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.