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Finding the Fourth Proportional to 595,501.20, 893,251.80 and 258,703.20

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Solution

The fourth proportional to 595,501.20, 893,251.80 and 258,703.20 is: 388,054.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,501.20 : 893,251.80 = 258,703.20 : x
  2. Step 2: Convert to fraction form
    595,501.20/893,251.80 = 258,703.20/x
  3. Step 3: Cross multiply
    595,501.20x = 893,251.80 × 258,703.20
  4. Step 4: Simplify right side
    595,501.20x = 231,087,099,065.76
  5. Step 5: Solve for x
    x = 231,087,099,065.76/595,501.20
  6. Step 6: Final answer
    x = 388,054.80

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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.