Home / 541,384.48-811,541.04-256,574.44

Finding the Fourth Proportional to 541,384.48, 811,541.04 and 256,574.44

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Solution

The fourth proportional to 541,384.48, 811,541.04 and 256,574.44 is: 384,607.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,384.48 : 811,541.04 = 256,574.44 : x
  2. Step 2: Convert to fraction form
    541,384.48/811,541.04 = 256,574.44/x
  3. Step 3: Cross multiply
    541,384.48x = 811,541.04 × 256,574.44
  4. Step 4: Simplify right side
    541,384.48x = 208,220,687,875.02
  5. Step 5: Solve for x
    x = 208,220,687,875.02/541,384.48
  6. Step 6: Final answer
    x = 384,607.79

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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.