Home / 678,033.84-1,017,050.83-528,386.24

Finding the Fourth Proportional to 678,033.84, 1,017,050.83 and 528,386.24

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Solution

The fourth proportional to 678,033.84, 1,017,050.83 and 528,386.24 is: 792,579.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,033.84 : 1,017,050.83 = 528,386.24 : x
  2. Step 2: Convert to fraction form
    678,033.84/1,017,050.83 = 528,386.24/x
  3. Step 3: Cross multiply
    678,033.84x = 1,017,050.83 × 528,386.24
  4. Step 4: Simplify right side
    678,033.84x = 537,395,662,425.50
  5. Step 5: Solve for x
    x = 537,395,662,425.50/678,033.84
  6. Step 6: Final answer
    x = 792,579.41

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Double scale
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Similar ratio
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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.