Home / 759,400.40-1,048,668.36-609,594.32

Finding the Fourth Proportional to 759,400.40, 1,048,668.36 and 609,594.32

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Solution

The fourth proportional to 759,400.40, 1,048,668.36 and 609,594.32 is: 841,798.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,400.40 : 1,048,668.36 = 609,594.32 : x
  2. Step 2: Convert to fraction form
    759,400.40/1,048,668.36 = 609,594.32/x
  3. Step 3: Cross multiply
    759,400.40x = 1,048,668.36 × 609,594.32
  4. Step 4: Simplify right side
    759,400.40x = 639,262,275,819.72
  5. Step 5: Solve for x
    x = 639,262,275,819.72/759,400.40
  6. Step 6: Final answer
    x = 841,798.71

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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.