Home / 623,029.02-934,621.29-243,900.78

Finding the Fourth Proportional to 623,029.02, 934,621.29 and 243,900.78

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Solution

The fourth proportional to 623,029.02, 934,621.29 and 243,900.78 is: 365,881.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,029.02 : 934,621.29 = 243,900.78 : x
  2. Step 2: Convert to fraction form
    623,029.02/934,621.29 = 243,900.78/x
  3. Step 3: Cross multiply
    623,029.02x = 934,621.29 × 243,900.78
  4. Step 4: Simplify right side
    623,029.02x = 227,954,861,635.61
  5. Step 5: Solve for x
    x = 227,954,861,635.61/623,029.02
  6. Step 6: Final answer
    x = 365,881.61

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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.