Home / 662,030.28-911,861.49-508,775.22

Finding the Fourth Proportional to 662,030.28, 911,861.49 and 508,775.22

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Solution

The fourth proportional to 662,030.28, 911,861.49 and 508,775.22 is: 700,772.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,030.28 : 911,861.49 = 508,775.22 : x
  2. Step 2: Convert to fraction form
    662,030.28/911,861.49 = 508,775.22/x
  3. Step 3: Cross multiply
    662,030.28x = 911,861.49 × 508,775.22
  4. Step 4: Simplify right side
    662,030.28x = 463,932,530,184.28
  5. Step 5: Solve for x
    x = 463,932,530,184.28/662,030.28
  6. Step 6: Final answer
    x = 700,772.37

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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.