Home / 950,901.60-1,426,352.40-319,749.60

Finding the Fourth Proportional to 950,901.60, 1,426,352.40 and 319,749.60

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Solution

The fourth proportional to 950,901.60, 1,426,352.40 and 319,749.60 is: 479,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,901.60 : 1,426,352.40 = 319,749.60 : x
  2. Step 2: Convert to fraction form
    950,901.60/1,426,352.40 = 319,749.60/x
  3. Step 3: Cross multiply
    950,901.60x = 1,426,352.40 × 319,749.60
  4. Step 4: Simplify right side
    950,901.60x = 456,075,609,359.04
  5. Step 5: Solve for x
    x = 456,075,609,359.04/950,901.60
  6. Step 6: Final answer
    x = 479,624.40

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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.