Home / 597,018.56-822,484.38-415,418.18

Finding the Fourth Proportional to 597,018.56, 822,484.38 and 415,418.18

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Solution

The fourth proportional to 597,018.56, 822,484.38 and 415,418.18 is: 572,302.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,018.56 : 822,484.38 = 415,418.18 : x
  2. Step 2: Convert to fraction form
    597,018.56/822,484.38 = 415,418.18/x
  3. Step 3: Cross multiply
    597,018.56x = 822,484.38 × 415,418.18
  4. Step 4: Simplify right side
    597,018.56x = 341,674,964,218.03
  5. Step 5: Solve for x
    x = 341,674,964,218.03/597,018.56
  6. Step 6: Final answer
    x = 572,302.08

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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.