Home / 914,027.86-1,261,356.52-526,840.67

Finding the Fourth Proportional to 914,027.86, 1,261,356.52 and 526,840.67

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Solution

The fourth proportional to 914,027.86, 1,261,356.52 and 526,840.67 is: 727,039.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,027.86 : 1,261,356.52 = 526,840.67 : x
  2. Step 2: Convert to fraction form
    914,027.86/1,261,356.52 = 526,840.67/x
  3. Step 3: Cross multiply
    914,027.86x = 1,261,356.52 × 526,840.67
  4. Step 4: Simplify right side
    914,027.86x = 664,533,916,929.78
  5. Step 5: Solve for x
    x = 664,533,916,929.78/914,027.86
  6. Step 6: Final answer
    x = 727,039.02

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.