Home / 702,024.60-1,053,036.90-281,602.20

Finding the Fourth Proportional to 702,024.60, 1,053,036.90 and 281,602.20

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Solution

The fourth proportional to 702,024.60, 1,053,036.90 and 281,602.20 is: 422,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,024.60 : 1,053,036.90 = 281,602.20 : x
  2. Step 2: Convert to fraction form
    702,024.60/1,053,036.90 = 281,602.20/x
  3. Step 3: Cross multiply
    702,024.60x = 1,053,036.90 × 281,602.20
  4. Step 4: Simplify right side
    702,024.60x = 296,537,507,721.18
  5. Step 5: Solve for x
    x = 296,537,507,721.18/702,024.60
  6. Step 6: Final answer
    x = 422,403.30

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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.