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Finding the Fourth Proportional to 616,266.40, 924,399.60 and 574,794.40

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Solution

The fourth proportional to 616,266.40, 924,399.60 and 574,794.40 is: 862,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,266.40 : 924,399.60 = 574,794.40 : x
  2. Step 2: Convert to fraction form
    616,266.40/924,399.60 = 574,794.40/x
  3. Step 3: Cross multiply
    616,266.40x = 924,399.60 × 574,794.40
  4. Step 4: Simplify right side
    616,266.40x = 531,339,713,442.24
  5. Step 5: Solve for x
    x = 531,339,713,442.24/616,266.40
  6. Step 6: Final answer
    x = 862,191.60

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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.