Home / 816,095.40-1,224,143.10-373,727.40

Finding the Fourth Proportional to 816,095.40, 1,224,143.10 and 373,727.40

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Solution

The fourth proportional to 816,095.40, 1,224,143.10 and 373,727.40 is: 560,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,095.40 : 1,224,143.10 = 373,727.40 : x
  2. Step 2: Convert to fraction form
    816,095.40/1,224,143.10 = 373,727.40/x
  3. Step 3: Cross multiply
    816,095.40x = 1,224,143.10 × 373,727.40
  4. Step 4: Simplify right side
    816,095.40x = 457,495,817,990.94
  5. Step 5: Solve for x
    x = 457,495,817,990.94/816,095.40
  6. Step 6: Final answer
    x = 560,591.10

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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.