Home / 352,088.10-528,132.15-202,328.10

Finding the Fourth Proportional to 352,088.10, 528,132.15 and 202,328.10

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Solution

The fourth proportional to 352,088.10, 528,132.15 and 202,328.10 is: 303,492.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,088.10 : 528,132.15 = 202,328.10 : x
  2. Step 2: Convert to fraction form
    352,088.10/528,132.15 = 202,328.10/x
  3. Step 3: Cross multiply
    352,088.10x = 528,132.15 × 202,328.10
  4. Step 4: Simplify right side
    352,088.10x = 106,855,974,458.42
  5. Step 5: Solve for x
    x = 106,855,974,458.42/352,088.10
  6. Step 6: Final answer
    x = 303,492.15

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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.