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Finding the Fourth Proportional to 528,774.30, 793,161.42 and 154,797.30

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Solution

The fourth proportional to 528,774.30, 793,161.42 and 154,797.30 is: 232,195.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,774.30 : 793,161.42 = 154,797.30 : x
  2. Step 2: Convert to fraction form
    528,774.30/793,161.42 = 154,797.30/x
  3. Step 3: Cross multiply
    528,774.30x = 793,161.42 × 154,797.30
  4. Step 4: Simplify right side
    528,774.30x = 122,779,246,280.17
  5. Step 5: Solve for x
    x = 122,779,246,280.17/528,774.30
  6. Step 6: Final answer
    x = 232,195.94

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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.