Home / 673,941.18-930,040.44-368,018.16

Finding the Fourth Proportional to 673,941.18, 930,040.44 and 368,018.16

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Solution

The fourth proportional to 673,941.18, 930,040.44 and 368,018.16 is: 507,865.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,941.18 : 930,040.44 = 368,018.16 : x
  2. Step 2: Convert to fraction form
    673,941.18/930,040.44 = 368,018.16/x
  3. Step 3: Cross multiply
    673,941.18x = 930,040.44 × 368,018.16
  4. Step 4: Simplify right side
    673,941.18x = 342,271,771,454.39
  5. Step 5: Solve for x
    x = 342,271,771,454.39/673,941.18
  6. Step 6: Final answer
    x = 507,865.94

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.