Home / 838,177.47-1,156,689.72-456,203.34

Finding the Fourth Proportional to 838,177.47, 1,156,689.72 and 456,203.34

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Solution

The fourth proportional to 838,177.47, 1,156,689.72 and 456,203.34 is: 629,563.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,177.47 : 1,156,689.72 = 456,203.34 : x
  2. Step 2: Convert to fraction form
    838,177.47/1,156,689.72 = 456,203.34/x
  3. Step 3: Cross multiply
    838,177.47x = 1,156,689.72 × 456,203.34
  4. Step 4: Simplify right side
    838,177.47x = 527,685,713,607.67
  5. Step 5: Solve for x
    x = 527,685,713,607.67/838,177.47
  6. Step 6: Final answer
    x = 629,563.23

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Double scale
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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.