Home / 985,338.93-1,478,008.40-237,384.93

Finding the Fourth Proportional to 985,338.93, 1,478,008.40 and 237,384.93

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Solution

The fourth proportional to 985,338.93, 1,478,008.40 and 237,384.93 is: 356,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,338.93 : 1,478,008.40 = 237,384.93 : x
  2. Step 2: Convert to fraction form
    985,338.93/1,478,008.40 = 237,384.93/x
  3. Step 3: Cross multiply
    985,338.93x = 1,478,008.40 × 237,384.93
  4. Step 4: Simplify right side
    985,338.93x = 350,856,920,573.41
  5. Step 5: Solve for x
    x = 350,856,920,573.41/985,338.93
  6. Step 6: Final answer
    x = 356,077.40

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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.