Home / 910,058.81-1,256,335.83-566,005.64

Finding the Fourth Proportional to 910,058.81, 1,256,335.83 and 566,005.64

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Solution

The fourth proportional to 910,058.81, 1,256,335.83 and 566,005.64 is: 781,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,058.81 : 1,256,335.83 = 566,005.64 : x
  2. Step 2: Convert to fraction form
    910,058.81/1,256,335.83 = 566,005.64/x
  3. Step 3: Cross multiply
    910,058.81x = 1,256,335.83 × 566,005.64
  4. Step 4: Simplify right side
    910,058.81x = 711,093,170,777.44
  5. Step 5: Solve for x
    x = 711,093,170,777.44/910,058.81
  6. Step 6: Final answer
    x = 781,370.57

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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.