Home / 563,488.50-845,232.75-189,511.50

Finding the Fourth Proportional to 563,488.50, 845,232.75 and 189,511.50

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Solution

The fourth proportional to 563,488.50, 845,232.75 and 189,511.50 is: 284,267.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,488.50 : 845,232.75 = 189,511.50 : x
  2. Step 2: Convert to fraction form
    563,488.50/845,232.75 = 189,511.50/x
  3. Step 3: Cross multiply
    563,488.50x = 845,232.75 × 189,511.50
  4. Step 4: Simplify right side
    563,488.50x = 160,181,326,301.63
  5. Step 5: Solve for x
    x = 160,181,326,301.63/563,488.50
  6. Step 6: Final answer
    x = 284,267.25

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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.