Home / 566,431.59-849,664.43-139,967.39

Finding the Fourth Proportional to 566,431.59, 849,664.43 and 139,967.39

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Solution

The fourth proportional to 566,431.59, 849,664.43 and 139,967.39 is: 209,955.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,431.59 : 849,664.43 = 139,967.39 : x
  2. Step 2: Convert to fraction form
    566,431.59/849,664.43 = 139,967.39/x
  3. Step 3: Cross multiply
    566,431.59x = 849,664.43 × 139,967.39
  4. Step 4: Simplify right side
    566,431.59x = 118,925,312,642.94
  5. Step 5: Solve for x
    x = 118,925,312,642.94/566,431.59
  6. Step 6: Final answer
    x = 209,955.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.