Home / 723,068.48-1,084,900-318,052.16

Finding the Fourth Proportional to 723,068.48, 1,084,900 and 318,052.16

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Solution

The fourth proportional to 723,068.48, 1,084,900 and 318,052.16 is: 477,209.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,068.48 : 1,084,900 = 318,052.16 : x
  2. Step 2: Convert to fraction form
    723,068.48/1,084,900 = 318,052.16/x
  3. Step 3: Cross multiply
    723,068.48x = 1,084,900 × 318,052.16
  4. Step 4: Simplify right side
    723,068.48x = 345,054,788,384
  5. Step 5: Solve for x
    x = 345,054,788,384/723,068.48
  6. Step 6: Final answer
    x = 477,209.00

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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.