Home / 540,731.92-746,214.89-299,030.76

Finding the Fourth Proportional to 540,731.92, 746,214.89 and 299,030.76

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Solution

The fourth proportional to 540,731.92, 746,214.89 and 299,030.76 is: 412,665.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,731.92 : 746,214.89 = 299,030.76 : x
  2. Step 2: Convert to fraction form
    540,731.92/746,214.89 = 299,030.76/x
  3. Step 3: Cross multiply
    540,731.92x = 746,214.89 × 299,030.76
  4. Step 4: Simplify right side
    540,731.92x = 223,141,205,680.02
  5. Step 5: Solve for x
    x = 223,141,205,680.02/540,731.92
  6. Step 6: Final answer
    x = 412,665.13

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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.