Home / 898,244.60-1,239,411.68-511,037.40

Finding the Fourth Proportional to 898,244.60, 1,239,411.68 and 511,037.40

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Solution

The fourth proportional to 898,244.60, 1,239,411.68 and 511,037.40 is: 705,137.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,244.60 : 1,239,411.68 = 511,037.40 : x
  2. Step 2: Convert to fraction form
    898,244.60/1,239,411.68 = 511,037.40/x
  3. Step 3: Cross multiply
    898,244.60x = 1,239,411.68 × 511,037.40
  4. Step 4: Simplify right side
    898,244.60x = 633,385,722,476.83
  5. Step 5: Solve for x
    x = 633,385,722,476.83/898,244.60
  6. Step 6: Final answer
    x = 705,137.24

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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.