Home / 746,083.40-1,119,125.10-185,117.90

Finding the Fourth Proportional to 746,083.40, 1,119,125.10 and 185,117.90

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Solution

The fourth proportional to 746,083.40, 1,119,125.10 and 185,117.90 is: 277,676.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,083.40 : 1,119,125.10 = 185,117.90 : x
  2. Step 2: Convert to fraction form
    746,083.40/1,119,125.10 = 185,117.90/x
  3. Step 3: Cross multiply
    746,083.40x = 1,119,125.10 × 185,117.90
  4. Step 4: Simplify right side
    746,083.40x = 207,170,088,349.29
  5. Step 5: Solve for x
    x = 207,170,088,349.29/746,083.40
  6. Step 6: Final answer
    x = 277,676.85

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Half scale
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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.