Home / 480,211.76-720,219.19-176,501.24

Finding the Fourth Proportional to 480,211.76, 720,219.19 and 176,501.24

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Solution

The fourth proportional to 480,211.76, 720,219.19 and 176,501.24 is: 264,715.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,211.76 : 720,219.19 = 176,501.24 : x
  2. Step 2: Convert to fraction form
    480,211.76/720,219.19 = 176,501.24/x
  3. Step 3: Cross multiply
    480,211.76x = 720,219.19 × 176,501.24
  4. Step 4: Simplify right side
    480,211.76x = 127,119,579,224.29
  5. Step 5: Solve for x
    x = 127,119,579,224.29/480,211.76
  6. Step 6: Final answer
    x = 264,715.68

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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.