Home / 770,359.26-1,063,092.14-430,828.86

Finding the Fourth Proportional to 770,359.26, 1,063,092.14 and 430,828.86

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Solution

The fourth proportional to 770,359.26, 1,063,092.14 and 430,828.86 is: 594,541.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,359.26 : 1,063,092.14 = 430,828.86 : x
  2. Step 2: Convert to fraction form
    770,359.26/1,063,092.14 = 430,828.86/x
  3. Step 3: Cross multiply
    770,359.26x = 1,063,092.14 × 430,828.86
  4. Step 4: Simplify right side
    770,359.26x = 458,010,774,751.16
  5. Step 5: Solve for x
    x = 458,010,774,751.16/770,359.26
  6. Step 6: Final answer
    x = 594,541.79

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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.