Home / 713,302.20-1,069,953.30-461,359.80

Finding the Fourth Proportional to 713,302.20, 1,069,953.30 and 461,359.80

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Solution

The fourth proportional to 713,302.20, 1,069,953.30 and 461,359.80 is: 692,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,302.20 : 1,069,953.30 = 461,359.80 : x
  2. Step 2: Convert to fraction form
    713,302.20/1,069,953.30 = 461,359.80/x
  3. Step 3: Cross multiply
    713,302.20x = 1,069,953.30 × 461,359.80
  4. Step 4: Simplify right side
    713,302.20x = 493,633,440,497.34
  5. Step 5: Solve for x
    x = 493,633,440,497.34/713,302.20
  6. Step 6: Final answer
    x = 692,039.70

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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.