Home / 849,603.87-1,172,486.58-467,666.19

Finding the Fourth Proportional to 849,603.87, 1,172,486.58 and 467,666.19

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Solution

The fourth proportional to 849,603.87, 1,172,486.58 and 467,666.19 is: 645,397.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,603.87 : 1,172,486.58 = 467,666.19 : x
  2. Step 2: Convert to fraction form
    849,603.87/1,172,486.58 = 467,666.19/x
  3. Step 3: Cross multiply
    849,603.87x = 1,172,486.58 × 467,666.19
  4. Step 4: Simplify right side
    849,603.87x = 548,332,323,493.97
  5. Step 5: Solve for x
    x = 548,332,323,493.97/849,603.87
  6. Step 6: Final answer
    x = 645,397.63

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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.