Home / 679,214.41-937,336.98-373,285.23

Finding the Fourth Proportional to 679,214.41, 937,336.98 and 373,285.23

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Solution

The fourth proportional to 679,214.41, 937,336.98 and 373,285.23 is: 515,145.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,214.41 : 937,336.98 = 373,285.23 : x
  2. Step 2: Convert to fraction form
    679,214.41/937,336.98 = 373,285.23/x
  3. Step 3: Cross multiply
    679,214.41x = 937,336.98 × 373,285.23
  4. Step 4: Simplify right side
    679,214.41x = 349,894,050,166.81
  5. Step 5: Solve for x
    x = 349,894,050,166.81/679,214.41
  6. Step 6: Final answer
    x = 515,145.21

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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.