Home / 1,095,897.60-1,643,846.40-386,726.40

Finding the Fourth Proportional to 1,095,897.60, 1,643,846.40 and 386,726.40

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Solution

The fourth proportional to 1,095,897.60, 1,643,846.40 and 386,726.40 is: 580,089.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,897.60 : 1,643,846.40 = 386,726.40 : x
  2. Step 2: Convert to fraction form
    1,095,897.60/1,643,846.40 = 386,726.40/x
  3. Step 3: Cross multiply
    1,095,897.60x = 1,643,846.40 × 386,726.40
  4. Step 4: Simplify right side
    1,095,897.60x = 635,718,800,424.96
  5. Step 5: Solve for x
    x = 635,718,800,424.96/1,095,897.60
  6. Step 6: Final answer
    x = 580,089.60

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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.