Home / 941,550.04-1,299,347.42-511,830.86

Finding the Fourth Proportional to 941,550.04, 1,299,347.42 and 511,830.86

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Solution

The fourth proportional to 941,550.04, 1,299,347.42 and 511,830.86 is: 706,331.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,550.04 : 1,299,347.42 = 511,830.86 : x
  2. Step 2: Convert to fraction form
    941,550.04/1,299,347.42 = 511,830.86/x
  3. Step 3: Cross multiply
    941,550.04x = 1,299,347.42 × 511,830.86
  4. Step 4: Simplify right side
    941,550.04x = 665,046,107,417.38
  5. Step 5: Solve for x
    x = 665,046,107,417.38/941,550.04
  6. Step 6: Final answer
    x = 706,331.13

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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.