Home / 546,021.40-819,032.10-514,917.40

Finding the Fourth Proportional to 546,021.40, 819,032.10 and 514,917.40

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Solution

The fourth proportional to 546,021.40, 819,032.10 and 514,917.40 is: 772,376.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,021.40 : 819,032.10 = 514,917.40 : x
  2. Step 2: Convert to fraction form
    546,021.40/819,032.10 = 514,917.40/x
  3. Step 3: Cross multiply
    546,021.40x = 819,032.10 × 514,917.40
  4. Step 4: Simplify right side
    546,021.40x = 421,733,879,448.54
  5. Step 5: Solve for x
    x = 421,733,879,448.54/546,021.40
  6. Step 6: Final answer
    x = 772,376.10

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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.