Home / 855,488.48-1,180,450.53-473,514.35

Finding the Fourth Proportional to 855,488.48, 1,180,450.53 and 473,514.35

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Solution

The fourth proportional to 855,488.48, 1,180,450.53 and 473,514.35 is: 653,381.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,488.48 : 1,180,450.53 = 473,514.35 : x
  2. Step 2: Convert to fraction form
    855,488.48/1,180,450.53 = 473,514.35/x
  3. Step 3: Cross multiply
    855,488.48x = 1,180,450.53 × 473,514.35
  4. Step 4: Simplify right side
    855,488.48x = 558,960,259,517.85
  5. Step 5: Solve for x
    x = 558,960,259,517.85/855,488.48
  6. Step 6: Final answer
    x = 653,381.40

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Double scale
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Similar ratio
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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.