Home / 936,286.10-1,402,053.15-515,086.10

Finding the Fourth Proportional to 936,286.10, 1,402,053.15 and 515,086.10

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Solution

The fourth proportional to 936,286.10, 1,402,053.15 and 515,086.10 is: 771,322.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,286.10 : 1,402,053.15 = 515,086.10 : x
  2. Step 2: Convert to fraction form
    936,286.10/1,402,053.15 = 515,086.10/x
  3. Step 3: Cross multiply
    936,286.10x = 1,402,053.15 × 515,086.10
  4. Step 4: Simplify right side
    936,286.10x = 722,178,089,026.22
  5. Step 5: Solve for x
    x = 722,178,089,026.22/936,286.10
  6. Step 6: Final answer
    x = 771,322.02

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Double scale
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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.