Home / 751,336.38-1,036,518.36-497,041.74

Finding the Fourth Proportional to 751,336.38, 1,036,518.36 and 497,041.74

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Solution

The fourth proportional to 751,336.38, 1,036,518.36 and 497,041.74 is: 685,702.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,336.38 : 1,036,518.36 = 497,041.74 : x
  2. Step 2: Convert to fraction form
    751,336.38/1,036,518.36 = 497,041.74/x
  3. Step 3: Cross multiply
    751,336.38x = 1,036,518.36 × 497,041.74
  4. Step 4: Simplify right side
    751,336.38x = 515,192,889,196.35
  5. Step 5: Solve for x
    x = 515,192,889,196.35/751,336.38
  6. Step 6: Final answer
    x = 685,702.04

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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.