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Finding the Fourth Proportional to 590,926.60, 886,389.90 and 555,934.60

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Solution

The fourth proportional to 590,926.60, 886,389.90 and 555,934.60 is: 833,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,926.60 : 886,389.90 = 555,934.60 : x
  2. Step 2: Convert to fraction form
    590,926.60/886,389.90 = 555,934.60/x
  3. Step 3: Cross multiply
    590,926.60x = 886,389.90 × 555,934.60
  4. Step 4: Simplify right side
    590,926.60x = 492,774,814,500.54
  5. Step 5: Solve for x
    x = 492,774,814,500.54/590,926.60
  6. Step 6: Final answer
    x = 833,901.90

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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.