Home / 677,225.68-934,382.28-533,539.72

Finding the Fourth Proportional to 677,225.68, 934,382.28 and 533,539.72

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Solution

The fourth proportional to 677,225.68, 934,382.28 and 533,539.72 is: 736,135.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,225.68 : 934,382.28 = 533,539.72 : x
  2. Step 2: Convert to fraction form
    677,225.68/934,382.28 = 533,539.72/x
  3. Step 3: Cross multiply
    677,225.68x = 934,382.28 × 533,539.72
  4. Step 4: Simplify right side
    677,225.68x = 498,530,060,044.16
  5. Step 5: Solve for x
    x = 498,530,060,044.16/677,225.68
  6. Step 6: Final answer
    x = 736,135.79

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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.