Home / 896,299.02-1,236,816.54-514,317.60

Finding the Fourth Proportional to 896,299.02, 1,236,816.54 and 514,317.60

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Solution

The fourth proportional to 896,299.02, 1,236,816.54 and 514,317.60 is: 709,714.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,299.02 : 1,236,816.54 = 514,317.60 : x
  2. Step 2: Convert to fraction form
    896,299.02/1,236,816.54 = 514,317.60/x
  3. Step 3: Cross multiply
    896,299.02x = 1,236,816.54 × 514,317.60
  4. Step 4: Simplify right side
    896,299.02x = 636,116,514,493.10
  5. Step 5: Solve for x
    x = 636,116,514,493.10/896,299.02
  6. Step 6: Final answer
    x = 709,714.62

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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.