Home / 908,195.40-1,359,668.70-553,901.40

Finding the Fourth Proportional to 908,195.40, 1,359,668.70 and 553,901.40

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Solution

The fourth proportional to 908,195.40, 1,359,668.70 and 553,901.40 is: 829,251.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,195.40 : 1,359,668.70 = 553,901.40 : x
  2. Step 2: Convert to fraction form
    908,195.40/1,359,668.70 = 553,901.40/x
  3. Step 3: Cross multiply
    908,195.40x = 1,359,668.70 × 553,901.40
  4. Step 4: Simplify right side
    908,195.40x = 753,122,396,466.18
  5. Step 5: Solve for x
    x = 753,122,396,466.18/908,195.40
  6. Step 6: Final answer
    x = 829,251.50

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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.