Home / 932,506.52-1,398,759.78-301,420.33

Finding the Fourth Proportional to 932,506.52, 1,398,759.78 and 301,420.33

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Solution

The fourth proportional to 932,506.52, 1,398,759.78 and 301,420.33 is: 452,130.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,506.52 : 1,398,759.78 = 301,420.33 : x
  2. Step 2: Convert to fraction form
    932,506.52/1,398,759.78 = 301,420.33/x
  3. Step 3: Cross multiply
    932,506.52x = 1,398,759.78 × 301,420.33
  4. Step 4: Simplify right side
    932,506.52x = 421,614,633,724.78
  5. Step 5: Solve for x
    x = 421,614,633,724.78/932,506.52
  6. Step 6: Final answer
    x = 452,130.50

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Double scale
Find fourth proportional to 932,507.52, 1,398,761.28 and 301,421.33
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.