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Finding the Fourth Proportional to 570,258.35, 854,442.94 and 400,951.50

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Solution

The fourth proportional to 570,258.35, 854,442.94 and 400,951.50 is: 600,763.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,258.35 : 854,442.94 = 400,951.50 : x
  2. Step 2: Convert to fraction form
    570,258.35/854,442.94 = 400,951.50/x
  3. Step 3: Cross multiply
    570,258.35x = 854,442.94 × 400,951.50
  4. Step 4: Simplify right side
    570,258.35x = 342,590,176,452.65
  5. Step 5: Solve for x
    x = 342,590,176,452.65/570,258.35
  6. Step 6: Final answer
    x = 600,763.10

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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.