Home / 738,122.10-1,106,308.35-382,953.30

Finding the Fourth Proportional to 738,122.10, 1,106,308.35 and 382,953.30

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Solution

The fourth proportional to 738,122.10, 1,106,308.35 and 382,953.30 is: 573,976.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,122.10 : 1,106,308.35 = 382,953.30 : x
  2. Step 2: Convert to fraction form
    738,122.10/1,106,308.35 = 382,953.30/x
  3. Step 3: Cross multiply
    738,122.10x = 1,106,308.35 × 382,953.30
  4. Step 4: Simplify right side
    738,122.10x = 423,664,433,450.06
  5. Step 5: Solve for x
    x = 423,664,433,450.06/738,122.10
  6. Step 6: Final answer
    x = 573,976.09

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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.