Home / 936,848.80-1,405,929.30-404,751.70

Finding the Fourth Proportional to 936,848.80, 1,405,929.30 and 404,751.70

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Solution

The fourth proportional to 936,848.80, 1,405,929.30 and 404,751.70 is: 607,411.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,848.80 : 1,405,929.30 = 404,751.70 : x
  2. Step 2: Convert to fraction form
    936,848.80/1,405,929.30 = 404,751.70/x
  3. Step 3: Cross multiply
    936,848.80x = 1,405,929.30 × 404,751.70
  4. Step 4: Simplify right side
    936,848.80x = 569,052,274,254.81
  5. Step 5: Solve for x
    x = 569,052,274,254.81/936,848.80
  6. Step 6: Final answer
    x = 607,411.01

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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.