Home / 552,511.60-828,685.38-153,110.72

Finding the Fourth Proportional to 552,511.60, 828,685.38 and 153,110.72

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Solution

The fourth proportional to 552,511.60, 828,685.38 and 153,110.72 is: 229,643.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,511.60 : 828,685.38 = 153,110.72 : x
  2. Step 2: Convert to fraction form
    552,511.60/828,685.38 = 153,110.72/x
  3. Step 3: Cross multiply
    552,511.60x = 828,685.38 × 153,110.72
  4. Step 4: Simplify right side
    552,511.60x = 126,880,615,185.27
  5. Step 5: Solve for x
    x = 126,880,615,185.27/552,511.60
  6. Step 6: Final answer
    x = 229,643.35

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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.