Home / 578,088.56-867,215.54-178,760.13

Finding the Fourth Proportional to 578,088.56, 867,215.54 and 178,760.13

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Solution

The fourth proportional to 578,088.56, 867,215.54 and 178,760.13 is: 268,165.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,088.56 : 867,215.54 = 178,760.13 : x
  2. Step 2: Convert to fraction form
    578,088.56/867,215.54 = 178,760.13/x
  3. Step 3: Cross multiply
    578,088.56x = 867,215.54 × 178,760.13
  4. Step 4: Simplify right side
    578,088.56x = 155,023,564,238.59
  5. Step 5: Solve for x
    x = 155,023,564,238.59/578,088.56
  6. Step 6: Final answer
    x = 268,165.77

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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.