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Finding the Fourth Proportional to 590,958.10, 886,437.15 and 555,966.10

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Solution

The fourth proportional to 590,958.10, 886,437.15 and 555,966.10 is: 833,949.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,958.10 : 886,437.15 = 555,966.10 : x
  2. Step 2: Convert to fraction form
    590,958.10/886,437.15 = 555,966.10/x
  3. Step 3: Cross multiply
    590,958.10x = 886,437.15 × 555,966.10
  4. Step 4: Simplify right side
    590,958.10x = 492,829,005,180.62
  5. Step 5: Solve for x
    x = 492,829,005,180.62/590,958.10
  6. Step 6: Final answer
    x = 833,949.15

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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.