Home / 962,528.20-1,328,407.64-549,166.76

Finding the Fourth Proportional to 962,528.20, 1,328,407.64 and 549,166.76

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Solution

The fourth proportional to 962,528.20, 1,328,407.64 and 549,166.76 is: 757,917.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,528.20 : 1,328,407.64 = 549,166.76 : x
  2. Step 2: Convert to fraction form
    962,528.20/1,328,407.64 = 549,166.76/x
  3. Step 3: Cross multiply
    962,528.20x = 1,328,407.64 × 549,166.76
  4. Step 4: Simplify right side
    962,528.20x = 729,517,319,618.05
  5. Step 5: Solve for x
    x = 729,517,319,618.05/962,528.20
  6. Step 6: Final answer
    x = 757,917.87

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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.