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Finding the Fourth Proportional to 590,214.10, 885,321.15 and 235,482.70

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Solution

The fourth proportional to 590,214.10, 885,321.15 and 235,482.70 is: 353,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,214.10 : 885,321.15 = 235,482.70 : x
  2. Step 2: Convert to fraction form
    590,214.10/885,321.15 = 235,482.70/x
  3. Step 3: Cross multiply
    590,214.10x = 885,321.15 × 235,482.70
  4. Step 4: Simplify right side
    590,214.10x = 208,477,814,769.11
  5. Step 5: Solve for x
    x = 208,477,814,769.11/590,214.10
  6. Step 6: Final answer
    x = 353,224.05

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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.