Home / 527,276.24-727,693.16-300,955.76

Finding the Fourth Proportional to 527,276.24, 727,693.16 and 300,955.76

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Solution

The fourth proportional to 527,276.24, 727,693.16 and 300,955.76 is: 415,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,276.24 : 727,693.16 = 300,955.76 : x
  2. Step 2: Convert to fraction form
    527,276.24/727,693.16 = 300,955.76/x
  3. Step 3: Cross multiply
    527,276.24x = 727,693.16 × 300,955.76
  4. Step 4: Simplify right side
    527,276.24x = 219,003,448,014.60
  5. Step 5: Solve for x
    x = 219,003,448,014.60/527,276.24
  6. Step 6: Final answer
    x = 415,348.60

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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.