Home / 633,831.90-874,688.82-343,443.26

Finding the Fourth Proportional to 633,831.90, 874,688.82 and 343,443.26

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Solution

The fourth proportional to 633,831.90, 874,688.82 and 343,443.26 is: 473,952.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,831.90 : 874,688.82 = 343,443.26 : x
  2. Step 2: Convert to fraction form
    633,831.90/874,688.82 = 343,443.26/x
  3. Step 3: Cross multiply
    633,831.90x = 874,688.82 × 343,443.26
  4. Step 4: Simplify right side
    633,831.90x = 300,405,979,826.35
  5. Step 5: Solve for x
    x = 300,405,979,826.35/633,831.90
  6. Step 6: Final answer
    x = 473,952.13

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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.