Home / 849,693.16-1,172,581.86-467,710.12

Finding the Fourth Proportional to 849,693.16, 1,172,581.86 and 467,710.12

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Solution

The fourth proportional to 849,693.16, 1,172,581.86 and 467,710.12 is: 645,442.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,693.16 : 1,172,581.86 = 467,710.12 : x
  2. Step 2: Convert to fraction form
    849,693.16/1,172,581.86 = 467,710.12/x
  3. Step 3: Cross multiply
    849,693.16x = 1,172,581.86 × 467,710.12
  4. Step 4: Simplify right side
    849,693.16x = 548,428,402,450.42
  5. Step 5: Solve for x
    x = 548,428,402,450.42/849,693.16
  6. Step 6: Final answer
    x = 645,442.88

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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.