Home / 729,427.60-1,094,141.40-577,212.40

Finding the Fourth Proportional to 729,427.60, 1,094,141.40 and 577,212.40

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Solution

The fourth proportional to 729,427.60, 1,094,141.40 and 577,212.40 is: 865,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,427.60 : 1,094,141.40 = 577,212.40 : x
  2. Step 2: Convert to fraction form
    729,427.60/1,094,141.40 = 577,212.40/x
  3. Step 3: Cross multiply
    729,427.60x = 1,094,141.40 × 577,212.40
  4. Step 4: Simplify right side
    729,427.60x = 631,551,983,433.36
  5. Step 5: Solve for x
    x = 631,551,983,433.36/729,427.60
  6. Step 6: Final answer
    x = 865,818.60

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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.