Home / 997,685.70-1,496,528.55-576,744.90

Finding the Fourth Proportional to 997,685.70, 1,496,528.55 and 576,744.90

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Solution

The fourth proportional to 997,685.70, 1,496,528.55 and 576,744.90 is: 865,117.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,685.70 : 1,496,528.55 = 576,744.90 : x
  2. Step 2: Convert to fraction form
    997,685.70/1,496,528.55 = 576,744.90/x
  3. Step 3: Cross multiply
    997,685.70x = 1,496,528.55 × 576,744.90
  4. Step 4: Simplify right side
    997,685.70x = 863,115,208,916.90
  5. Step 5: Solve for x
    x = 863,115,208,916.90/997,685.70
  6. Step 6: Final answer
    x = 865,117.35

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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.