Home / 936,065.60-1,404,703.20-515,643.20

Finding the Fourth Proportional to 936,065.60, 1,404,703.20 and 515,643.20

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Solution

The fourth proportional to 936,065.60, 1,404,703.20 and 515,643.20 is: 773,797.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,065.60 : 1,404,703.20 = 515,643.20 : x
  2. Step 2: Convert to fraction form
    936,065.60/1,404,703.20 = 515,643.20/x
  3. Step 3: Cross multiply
    936,065.60x = 1,404,703.20 × 515,643.20
  4. Step 4: Simplify right side
    936,065.60x = 724,325,653,098.24
  5. Step 5: Solve for x
    x = 724,325,653,098.24/936,065.60
  6. Step 6: Final answer
    x = 773,797.96

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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.