Home / 349,688.39-522,541.89-262,566.30

Finding the Fourth Proportional to 349,688.39, 522,541.89 and 262,566.30

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Solution

The fourth proportional to 349,688.39, 522,541.89 and 262,566.30 is: 392,354.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,688.39 : 522,541.89 = 262,566.30 : x
  2. Step 2: Convert to fraction form
    349,688.39/522,541.89 = 262,566.30/x
  3. Step 3: Cross multiply
    349,688.39x = 522,541.89 × 262,566.30
  4. Step 4: Simplify right side
    349,688.39x = 137,201,890,652.31
  5. Step 5: Solve for x
    x = 137,201,890,652.31/349,688.39
  6. Step 6: Final answer
    x = 392,354.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.