Home / 679,156.02-937,190-373,225.82

Finding the Fourth Proportional to 679,156.02, 937,190 and 373,225.82

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Solution

The fourth proportional to 679,156.02, 937,190 and 373,225.82 is: 515,026.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,156.02 : 937,190 = 373,225.82 : x
  2. Step 2: Convert to fraction form
    679,156.02/937,190 = 373,225.82/x
  3. Step 3: Cross multiply
    679,156.02x = 937,190 × 373,225.82
  4. Step 4: Simplify right side
    679,156.02x = 349,783,506,245.80
  5. Step 5: Solve for x
    x = 349,783,506,245.80/679,156.02
  6. Step 6: Final answer
    x = 515,026.73

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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.