Home / 899,235.45-1,348,853.18-499,685.13

Finding the Fourth Proportional to 899,235.45, 1,348,853.18 and 499,685.13

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Solution

The fourth proportional to 899,235.45, 1,348,853.18 and 499,685.13 is: 749,527.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,235.45 : 1,348,853.18 = 499,685.13 : x
  2. Step 2: Convert to fraction form
    899,235.45/1,348,853.18 = 499,685.13/x
  3. Step 3: Cross multiply
    899,235.45x = 1,348,853.18 × 499,685.13
  4. Step 4: Simplify right side
    899,235.45x = 674,001,874,100.79
  5. Step 5: Solve for x
    x = 674,001,874,100.79/899,235.45
  6. Step 6: Final answer
    x = 749,527.70

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Half scale
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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.