Home / 836,341.26-1,154,155.44-514,261.80

Finding the Fourth Proportional to 836,341.26, 1,154,155.44 and 514,261.80

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Solution

The fourth proportional to 836,341.26, 1,154,155.44 and 514,261.80 is: 709,684.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,341.26 : 1,154,155.44 = 514,261.80 : x
  2. Step 2: Convert to fraction form
    836,341.26/1,154,155.44 = 514,261.80/x
  3. Step 3: Cross multiply
    836,341.26x = 1,154,155.44 × 514,261.80
  4. Step 4: Simplify right side
    836,341.26x = 593,538,054,054.19
  5. Step 5: Solve for x
    x = 593,538,054,054.19/836,341.26
  6. Step 6: Final answer
    x = 709,684.05

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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.