Home / 837,411.87-1,255,929.13-238,359.76

Finding the Fourth Proportional to 837,411.87, 1,255,929.13 and 238,359.76

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Solution

The fourth proportional to 837,411.87, 1,255,929.13 and 238,359.76 is: 357,485.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,411.87 : 1,255,929.13 = 238,359.76 : x
  2. Step 2: Convert to fraction form
    837,411.87/1,255,929.13 = 238,359.76/x
  3. Step 3: Cross multiply
    837,411.87x = 1,255,929.13 × 238,359.76
  4. Step 4: Simplify right side
    837,411.87x = 299,362,966,003.81
  5. Step 5: Solve for x
    x = 299,362,966,003.81/837,411.87
  6. Step 6: Final answer
    x = 357,485.94

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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.