Home / 936,764.20-1,292,780.28-574,208.20

Finding the Fourth Proportional to 936,764.20, 1,292,780.28 and 574,208.20

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Solution

The fourth proportional to 936,764.20, 1,292,780.28 and 574,208.20 is: 792,435.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,764.20 : 1,292,780.28 = 574,208.20 : x
  2. Step 2: Convert to fraction form
    936,764.20/1,292,780.28 = 574,208.20/x
  3. Step 3: Cross multiply
    936,764.20x = 1,292,780.28 × 574,208.20
  4. Step 4: Simplify right side
    936,764.20x = 742,325,037,574.30
  5. Step 5: Solve for x
    x = 742,325,037,574.30/936,764.20
  6. Step 6: Final answer
    x = 792,435.32

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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.