Home / 572,309.40-858,464.10-336,113.40

Finding the Fourth Proportional to 572,309.40, 858,464.10 and 336,113.40

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Solution

The fourth proportional to 572,309.40, 858,464.10 and 336,113.40 is: 504,170.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,309.40 : 858,464.10 = 336,113.40 : x
  2. Step 2: Convert to fraction form
    572,309.40/858,464.10 = 336,113.40/x
  3. Step 3: Cross multiply
    572,309.40x = 858,464.10 × 336,113.40
  4. Step 4: Simplify right side
    572,309.40x = 288,541,287,428.94
  5. Step 5: Solve for x
    x = 288,541,287,428.94/572,309.40
  6. Step 6: Final answer
    x = 504,170.10

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Half scale
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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.