Home / 849,284.16-1,171,982.88-467,275.20

Finding the Fourth Proportional to 849,284.16, 1,171,982.88 and 467,275.20

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Solution

The fourth proportional to 849,284.16, 1,171,982.88 and 467,275.20 is: 644,823.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,284.16 : 1,171,982.88 = 467,275.20 : x
  2. Step 2: Convert to fraction form
    849,284.16/1,171,982.88 = 467,275.20/x
  3. Step 3: Cross multiply
    849,284.16x = 1,171,982.88 × 467,275.20
  4. Step 4: Simplify right side
    849,284.16x = 547,638,534,648.58
  5. Step 5: Solve for x
    x = 547,638,534,648.58/849,284.16
  6. Step 6: Final answer
    x = 644,823.68

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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.