Home / 956,117.40-1,434,176.10-900,020.85

Finding the Fourth Proportional to 956,117.40, 1,434,176.10 and 900,020.85

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Solution

The fourth proportional to 956,117.40, 1,434,176.10 and 900,020.85 is: 1,350,031.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,117.40 : 1,434,176.10 = 900,020.85 : x
  2. Step 2: Convert to fraction form
    956,117.40/1,434,176.10 = 900,020.85/x
  3. Step 3: Cross multiply
    956,117.40x = 1,434,176.10 × 900,020.85
  4. Step 4: Simplify right side
    956,117.40x = 1,290,788,392,571.69
  5. Step 5: Solve for x
    x = 1,290,788,392,571.69/956,117.40
  6. Step 6: Final answer
    x = 1,350,031.28

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.