Home / 897,263.87-1,238,180.45-534,679.65

Finding the Fourth Proportional to 897,263.87, 1,238,180.45 and 534,679.65

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Solution

The fourth proportional to 897,263.87, 1,238,180.45 and 534,679.65 is: 737,831.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,263.87 : 1,238,180.45 = 534,679.65 : x
  2. Step 2: Convert to fraction form
    897,263.87/1,238,180.45 = 534,679.65/x
  3. Step 3: Cross multiply
    897,263.87x = 1,238,180.45 × 534,679.65
  4. Step 4: Simplify right side
    897,263.87x = 662,029,886,969.44
  5. Step 5: Solve for x
    x = 662,029,886,969.44/897,263.87
  6. Step 6: Final answer
    x = 737,831.88

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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.