Home / 759,164.41-1,047,610.70-415,018.09

Finding the Fourth Proportional to 759,164.41, 1,047,610.70 and 415,018.09

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Solution

The fourth proportional to 759,164.41, 1,047,610.70 and 415,018.09 is: 572,705.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,164.41 : 1,047,610.70 = 415,018.09 : x
  2. Step 2: Convert to fraction form
    759,164.41/1,047,610.70 = 415,018.09/x
  3. Step 3: Cross multiply
    759,164.41x = 1,047,610.70 × 415,018.09
  4. Step 4: Simplify right side
    759,164.41x = 434,777,389,702.47
  5. Step 5: Solve for x
    x = 434,777,389,702.47/759,164.41
  6. Step 6: Final answer
    x = 572,705.18

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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.