Home / 955,427.60-1,433,141.40-656,829.20

Finding the Fourth Proportional to 955,427.60, 1,433,141.40 and 656,829.20

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Solution

The fourth proportional to 955,427.60, 1,433,141.40 and 656,829.20 is: 985,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,427.60 : 1,433,141.40 = 656,829.20 : x
  2. Step 2: Convert to fraction form
    955,427.60/1,433,141.40 = 656,829.20/x
  3. Step 3: Cross multiply
    955,427.60x = 1,433,141.40 × 656,829.20
  4. Step 4: Simplify right side
    955,427.60x = 941,329,119,248.88
  5. Step 5: Solve for x
    x = 941,329,119,248.88/955,427.60
  6. Step 6: Final answer
    x = 985,243.80

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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.