Home / 1,142,454.88-1,576,227.48-658,955.20

Finding the Fourth Proportional to 1,142,454.88, 1,576,227.48 and 658,955.20

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Solution

The fourth proportional to 1,142,454.88, 1,576,227.48 and 658,955.20 is: 909,150.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,454.88 : 1,576,227.48 = 658,955.20 : x
  2. Step 2: Convert to fraction form
    1,142,454.88/1,576,227.48 = 658,955.20/x
  3. Step 3: Cross multiply
    1,142,454.88x = 1,576,227.48 × 658,955.20
  4. Step 4: Simplify right side
    1,142,454.88x = 1,038,663,294,328.90
  5. Step 5: Solve for x
    x = 1,038,663,294,328.90/1,142,454.88
  6. Step 6: Final answer
    x = 909,150.39

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.