Home / 849,585.60-1,172,419.11-467,604.18

Finding the Fourth Proportional to 849,585.60, 1,172,419.11 and 467,604.18

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Solution

The fourth proportional to 849,585.60, 1,172,419.11 and 467,604.18 is: 645,288.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,585.60 : 1,172,419.11 = 467,604.18 : x
  2. Step 2: Convert to fraction form
    849,585.60/1,172,419.11 = 467,604.18/x
  3. Step 3: Cross multiply
    849,585.60x = 1,172,419.11 × 467,604.18
  4. Step 4: Simplify right side
    849,585.60x = 548,228,076,547.88
  5. Step 5: Solve for x
    x = 548,228,076,547.88/849,585.60
  6. Step 6: Final answer
    x = 645,288.80

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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.