Home / 637,741.74-956,747.52-211,253.40

Finding the Fourth Proportional to 637,741.74, 956,747.52 and 211,253.40

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Solution

The fourth proportional to 637,741.74, 956,747.52 and 211,253.40 is: 316,924.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,741.74 : 956,747.52 = 211,253.40 : x
  2. Step 2: Convert to fraction form
    637,741.74/956,747.52 = 211,253.40/x
  3. Step 3: Cross multiply
    637,741.74x = 956,747.52 × 211,253.40
  4. Step 4: Simplify right side
    637,741.74x = 202,116,166,541.57
  5. Step 5: Solve for x
    x = 202,116,166,541.57/637,741.74
  6. Step 6: Final answer
    x = 316,924.79

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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.