Home / 926,570.66-1,389,530.37-277,953.45

Finding the Fourth Proportional to 926,570.66, 1,389,530.37 and 277,953.45

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Solution

The fourth proportional to 926,570.66, 1,389,530.37 and 277,953.45 is: 416,832.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,570.66 : 1,389,530.37 = 277,953.45 : x
  2. Step 2: Convert to fraction form
    926,570.66/1,389,530.37 = 277,953.45/x
  3. Step 3: Cross multiply
    926,570.66x = 1,389,530.37 × 277,953.45
  4. Step 4: Simplify right side
    926,570.66x = 386,224,760,221.28
  5. Step 5: Solve for x
    x = 386,224,760,221.28/926,570.66
  6. Step 6: Final answer
    x = 416,832.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.