Home / 1,663,970.12-2,496,328.60-526,800.32

Finding the Fourth Proportional to 1,663,970.12, 2,496,328.60 and 526,800.32

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Solution

The fourth proportional to 1,663,970.12, 2,496,328.60 and 526,800.32 is: 790,318.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,970.12 : 2,496,328.60 = 526,800.32 : x
  2. Step 2: Convert to fraction form
    1,663,970.12/2,496,328.60 = 526,800.32/x
  3. Step 3: Cross multiply
    1,663,970.12x = 2,496,328.60 × 526,800.32
  4. Step 4: Simplify right side
    1,663,970.12x = 1,315,066,705,305.15
  5. Step 5: Solve for x
    x = 1,315,066,705,305.15/1,663,970.12
  6. Step 6: Final answer
    x = 790,318.70

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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.