Home / 849,644.54-1,172,500.35-467,663.18

Finding the Fourth Proportional to 849,644.54, 1,172,500.35 and 467,663.18

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Solution

The fourth proportional to 849,644.54, 1,172,500.35 and 467,663.18 is: 645,370.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,644.54 : 1,172,500.35 = 467,663.18 : x
  2. Step 2: Convert to fraction form
    849,644.54/1,172,500.35 = 467,663.18/x
  3. Step 3: Cross multiply
    849,644.54x = 1,172,500.35 × 467,663.18
  4. Step 4: Simplify right side
    849,644.54x = 548,335,242,232.11
  5. Step 5: Solve for x
    x = 548,335,242,232.11/849,644.54
  6. Step 6: Final answer
    x = 645,370.17

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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.