Home / 710,984.80-1,065,296.16-500,179.84

Finding the Fourth Proportional to 710,984.80, 1,065,296.16 and 500,179.84

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Solution

The fourth proportional to 710,984.80, 1,065,296.16 and 500,179.84 is: 749,438.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,984.80 : 1,065,296.16 = 500,179.84 : x
  2. Step 2: Convert to fraction form
    710,984.80/1,065,296.16 = 500,179.84/x
  3. Step 3: Cross multiply
    710,984.80x = 1,065,296.16 × 500,179.84
  4. Step 4: Simplify right side
    710,984.80x = 532,839,662,861.41
  5. Step 5: Solve for x
    x = 532,839,662,861.41/710,984.80
  6. Step 6: Final answer
    x = 749,438.89

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1.5x scale

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.