Home / 827,152.32-1,141,335.98-517,018.20

Finding the Fourth Proportional to 827,152.32, 1,141,335.98 and 517,018.20

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Solution

The fourth proportional to 827,152.32, 1,141,335.98 and 517,018.20 is: 713,401.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,152.32 : 1,141,335.98 = 517,018.20 : x
  2. Step 2: Convert to fraction form
    827,152.32/1,141,335.98 = 517,018.20/x
  3. Step 3: Cross multiply
    827,152.32x = 1,141,335.98 × 517,018.20
  4. Step 4: Simplify right side
    827,152.32x = 590,091,471,389.75
  5. Step 5: Solve for x
    x = 590,091,471,389.75/827,152.32
  6. Step 6: Final answer
    x = 713,401.22

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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.