Home / 764,124.24-1,054,470.48-424,583.76

Finding the Fourth Proportional to 764,124.24, 1,054,470.48 and 424,583.76

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Solution

The fourth proportional to 764,124.24, 1,054,470.48 and 424,583.76 is: 585,913.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,124.24 : 1,054,470.48 = 424,583.76 : x
  2. Step 2: Convert to fraction form
    764,124.24/1,054,470.48 = 424,583.76/x
  3. Step 3: Cross multiply
    764,124.24x = 1,054,470.48 × 424,583.76
  4. Step 4: Simplify right side
    764,124.24x = 447,711,041,207.41
  5. Step 5: Solve for x
    x = 447,711,041,207.41/764,124.24
  6. Step 6: Final answer
    x = 585,913.94

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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.