Home / 904,720.40-1,248,794.42-582,430.50

Finding the Fourth Proportional to 904,720.40, 1,248,794.42 and 582,430.50

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Solution

The fourth proportional to 904,720.40, 1,248,794.42 and 582,430.50 is: 803,934.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,720.40 : 1,248,794.42 = 582,430.50 : x
  2. Step 2: Convert to fraction form
    904,720.40/1,248,794.42 = 582,430.50/x
  3. Step 3: Cross multiply
    904,720.40x = 1,248,794.42 × 582,430.50
  4. Step 4: Simplify right side
    904,720.40x = 727,335,955,525.66
  5. Step 5: Solve for x
    x = 727,335,955,525.66/904,720.40
  6. Step 6: Final answer
    x = 803,934.51

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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.