Home / 1,006,705.44-1,389,235.54-547,804.36

Finding the Fourth Proportional to 1,006,705.44, 1,389,235.54 and 547,804.36

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Solution

The fourth proportional to 1,006,705.44, 1,389,235.54 and 547,804.36 is: 755,960.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,705.44 : 1,389,235.54 = 547,804.36 : x
  2. Step 2: Convert to fraction form
    1,006,705.44/1,389,235.54 = 547,804.36/x
  3. Step 3: Cross multiply
    1,006,705.44x = 1,389,235.54 × 547,804.36
  4. Step 4: Simplify right side
    1,006,705.44x = 761,029,285,878.95
  5. Step 5: Solve for x
    x = 761,029,285,878.95/1,006,705.44
  6. Step 6: Final answer
    x = 755,960.24

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Double scale
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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.