Home / 836,890.16-1,154,933.64-474,314.72

Finding the Fourth Proportional to 836,890.16, 1,154,933.64 and 474,314.72

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Solution

The fourth proportional to 836,890.16, 1,154,933.64 and 474,314.72 is: 654,568.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,890.16 : 1,154,933.64 = 474,314.72 : x
  2. Step 2: Convert to fraction form
    836,890.16/1,154,933.64 = 474,314.72/x
  3. Step 3: Cross multiply
    836,890.16x = 1,154,933.64 × 474,314.72
  4. Step 4: Simplify right side
    836,890.16x = 547,802,026,075.18
  5. Step 5: Solve for x
    x = 547,802,026,075.18/836,890.16
  6. Step 6: Final answer
    x = 654,568.61

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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.