Home / 360,541.08-540,824.04-123,881.76

Finding the Fourth Proportional to 360,541.08, 540,824.04 and 123,881.76

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Solution

The fourth proportional to 360,541.08, 540,824.04 and 123,881.76 is: 185,826.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,541.08 : 540,824.04 = 123,881.76 : x
  2. Step 2: Convert to fraction form
    360,541.08/540,824.04 = 123,881.76/x
  3. Step 3: Cross multiply
    360,541.08x = 540,824.04 × 123,881.76
  4. Step 4: Simplify right side
    360,541.08x = 66,998,233,925.51
  5. Step 5: Solve for x
    x = 66,998,233,925.51/360,541.08
  6. Step 6: Final answer
    x = 185,826.91

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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.