Home / 679,541.60-937,685.92-373,567.52

Finding the Fourth Proportional to 679,541.60, 937,685.92 and 373,567.52

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Solution

The fourth proportional to 679,541.60, 937,685.92 and 373,567.52 is: 515,478.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,541.60 : 937,685.92 = 373,567.52 : x
  2. Step 2: Convert to fraction form
    679,541.60/937,685.92 = 373,567.52/x
  3. Step 3: Cross multiply
    679,541.60x = 937,685.92 × 373,567.52
  4. Step 4: Simplify right side
    679,541.60x = 350,289,003,673.32
  5. Step 5: Solve for x
    x = 350,289,003,673.32/679,541.60
  6. Step 6: Final answer
    x = 515,478.38

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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.