Home / 892,416.61-1,231,528.11-484,510.36

Finding the Fourth Proportional to 892,416.61, 1,231,528.11 and 484,510.36

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Solution

The fourth proportional to 892,416.61, 1,231,528.11 and 484,510.36 is: 668,620.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,416.61 : 1,231,528.11 = 484,510.36 : x
  2. Step 2: Convert to fraction form
    892,416.61/1,231,528.11 = 484,510.36/x
  3. Step 3: Cross multiply
    892,416.61x = 1,231,528.11 × 484,510.36
  4. Step 4: Simplify right side
    892,416.61x = 596,688,127,926.22
  5. Step 5: Solve for x
    x = 596,688,127,926.22/892,416.61
  6. Step 6: Final answer
    x = 668,620.60

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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.