Home / 824,461.58-1,138,313.32-514,837.20

Finding the Fourth Proportional to 824,461.58, 1,138,313.32 and 514,837.20

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Solution

The fourth proportional to 824,461.58, 1,138,313.32 and 514,837.20 is: 710,822.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,461.58 : 1,138,313.32 = 514,837.20 : x
  2. Step 2: Convert to fraction form
    824,461.58/1,138,313.32 = 514,837.20/x
  3. Step 3: Cross multiply
    824,461.58x = 1,138,313.32 × 514,837.20
  4. Step 4: Simplify right side
    824,461.58x = 586,046,042,391.50
  5. Step 5: Solve for x
    x = 586,046,042,391.50/824,461.58
  6. Step 6: Final answer
    x = 710,822.74

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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.