Home / 936,019.10-1,404,028.65-510,866.30

Finding the Fourth Proportional to 936,019.10, 1,404,028.65 and 510,866.30

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Solution

The fourth proportional to 936,019.10, 1,404,028.65 and 510,866.30 is: 766,299.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,019.10 : 1,404,028.65 = 510,866.30 : x
  2. Step 2: Convert to fraction form
    936,019.10/1,404,028.65 = 510,866.30/x
  3. Step 3: Cross multiply
    936,019.10x = 1,404,028.65 × 510,866.30
  4. Step 4: Simplify right side
    936,019.10x = 717,270,921,519.50
  5. Step 5: Solve for x
    x = 717,270,921,519.50/936,019.10
  6. Step 6: Final answer
    x = 766,299.45

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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.