Home / 1,156,230.30-1,734,345.45-314,780.70

Finding the Fourth Proportional to 1,156,230.30, 1,734,345.45 and 314,780.70

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Solution

The fourth proportional to 1,156,230.30, 1,734,345.45 and 314,780.70 is: 472,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,230.30 : 1,734,345.45 = 314,780.70 : x
  2. Step 2: Convert to fraction form
    1,156,230.30/1,734,345.45 = 314,780.70/x
  3. Step 3: Cross multiply
    1,156,230.30x = 1,734,345.45 × 314,780.70
  4. Step 4: Simplify right side
    1,156,230.30x = 545,938,474,792.82
  5. Step 5: Solve for x
    x = 545,938,474,792.82/1,156,230.30
  6. Step 6: Final answer
    x = 472,171.05

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Double scale
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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.