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Finding the Fourth Proportional to 597,703.80, 896,555.70 and 265,927.80

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Solution

The fourth proportional to 597,703.80, 896,555.70 and 265,927.80 is: 398,891.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,703.80 : 896,555.70 = 265,927.80 : x
  2. Step 2: Convert to fraction form
    597,703.80/896,555.70 = 265,927.80/x
  3. Step 3: Cross multiply
    597,703.80x = 896,555.70 × 265,927.80
  4. Step 4: Simplify right side
    597,703.80x = 238,419,084,878.46
  5. Step 5: Solve for x
    x = 238,419,084,878.46/597,703.80
  6. Step 6: Final answer
    x = 398,891.70

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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.