Home / 816,101.40-1,224,152.10-373,733.40

Finding the Fourth Proportional to 816,101.40, 1,224,152.10 and 373,733.40

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Solution

The fourth proportional to 816,101.40, 1,224,152.10 and 373,733.40 is: 560,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,101.40 : 1,224,152.10 = 373,733.40 : x
  2. Step 2: Convert to fraction form
    816,101.40/1,224,152.10 = 373,733.40/x
  3. Step 3: Cross multiply
    816,101.40x = 1,224,152.10 × 373,733.40
  4. Step 4: Simplify right side
    816,101.40x = 457,506,526,450.14
  5. Step 5: Solve for x
    x = 457,506,526,450.14/816,101.40
  6. Step 6: Final answer
    x = 560,600.10

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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.