Home / 914,017.80-1,371,026.70-240,054.60

Finding the Fourth Proportional to 914,017.80, 1,371,026.70 and 240,054.60

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Solution

The fourth proportional to 914,017.80, 1,371,026.70 and 240,054.60 is: 360,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,017.80 : 1,371,026.70 = 240,054.60 : x
  2. Step 2: Convert to fraction form
    914,017.80/1,371,026.70 = 240,054.60/x
  3. Step 3: Cross multiply
    914,017.80x = 1,371,026.70 × 240,054.60
  4. Step 4: Simplify right side
    914,017.80x = 329,121,266,057.82
  5. Step 5: Solve for x
    x = 329,121,266,057.82/914,017.80
  6. Step 6: Final answer
    x = 360,081.90

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Double scale
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Similar ratio
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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.