Home / 679,025.18-937,050.09-373,104.78

Finding the Fourth Proportional to 679,025.18, 937,050.09 and 373,104.78

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Solution

The fourth proportional to 679,025.18, 937,050.09 and 373,104.78 is: 514,882.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,025.18 : 937,050.09 = 373,104.78 : x
  2. Step 2: Convert to fraction form
    679,025.18/937,050.09 = 373,104.78/x
  3. Step 3: Cross multiply
    679,025.18x = 937,050.09 × 373,104.78
  4. Step 4: Simplify right side
    679,025.18x = 349,617,867,678.43
  5. Step 5: Solve for x
    x = 349,617,867,678.43/679,025.18
  6. Step 6: Final answer
    x = 514,882.04

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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.