Home / 542,683.16-748,948.76-301,043.58

Finding the Fourth Proportional to 542,683.16, 748,948.76 and 301,043.58

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Solution

The fourth proportional to 542,683.16, 748,948.76 and 301,043.58 is: 415,465.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,683.16 : 748,948.76 = 301,043.58 : x
  2. Step 2: Convert to fraction form
    542,683.16/748,948.76 = 301,043.58/x
  3. Step 3: Cross multiply
    542,683.16x = 748,948.76 × 301,043.58
  4. Step 4: Simplify right side
    542,683.16x = 225,466,214,441.74
  5. Step 5: Solve for x
    x = 225,466,214,441.74/542,683.16
  6. Step 6: Final answer
    x = 415,465.66

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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.