Home / 730,378.80-1,097,411.40-464,266.80

Finding the Fourth Proportional to 730,378.80, 1,097,411.40 and 464,266.80

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Solution

The fourth proportional to 730,378.80, 1,097,411.40 and 464,266.80 is: 697,571.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,378.80 : 1,097,411.40 = 464,266.80 : x
  2. Step 2: Convert to fraction form
    730,378.80/1,097,411.40 = 464,266.80/x
  3. Step 3: Cross multiply
    730,378.80x = 1,097,411.40 × 464,266.80
  4. Step 4: Simplify right side
    730,378.80x = 509,491,678,961.52
  5. Step 5: Solve for x
    x = 509,491,678,961.52/730,378.80
  6. Step 6: Final answer
    x = 697,571.83

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Double scale
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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.