Home / 759,272.16-1,047,800.34-415,108.88

Finding the Fourth Proportional to 759,272.16, 1,047,800.34 and 415,108.88

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Solution

The fourth proportional to 759,272.16, 1,047,800.34 and 415,108.88 is: 572,852.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,272.16 : 1,047,800.34 = 415,108.88 : x
  2. Step 2: Convert to fraction form
    759,272.16/1,047,800.34 = 415,108.88/x
  3. Step 3: Cross multiply
    759,272.16x = 1,047,800.34 × 415,108.88
  4. Step 4: Simplify right side
    759,272.16x = 434,951,225,601.02
  5. Step 5: Solve for x
    x = 434,951,225,601.02/759,272.16
  6. Step 6: Final answer
    x = 572,852.86

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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.