Home / 822,178.10-1,233,253.57-245,802.72

Finding the Fourth Proportional to 822,178.10, 1,233,253.57 and 245,802.72

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Solution

The fourth proportional to 822,178.10, 1,233,253.57 and 245,802.72 is: 368,700.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,178.10 : 1,233,253.57 = 245,802.72 : x
  2. Step 2: Convert to fraction form
    822,178.10/1,233,253.57 = 245,802.72/x
  3. Step 3: Cross multiply
    822,178.10x = 1,233,253.57 × 245,802.72
  4. Step 4: Simplify right side
    822,178.10x = 303,137,081,341.20
  5. Step 5: Solve for x
    x = 303,137,081,341.20/822,178.10
  6. Step 6: Final answer
    x = 368,700.02

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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.