Home / 438,516.04-605,152.74-237,312.04

Finding the Fourth Proportional to 438,516.04, 605,152.74 and 237,312.04

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Solution

The fourth proportional to 438,516.04, 605,152.74 and 237,312.04 is: 327,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,516.04 : 605,152.74 = 237,312.04 : x
  2. Step 2: Convert to fraction form
    438,516.04/605,152.74 = 237,312.04/x
  3. Step 3: Cross multiply
    438,516.04x = 605,152.74 × 237,312.04
  4. Step 4: Simplify right side
    438,516.04x = 143,610,031,240.99
  5. Step 5: Solve for x
    x = 143,610,031,240.99/438,516.04
  6. Step 6: Final answer
    x = 327,490.94

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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.