Home / 993,159.40-1,490,516.70-460,746.40

Finding the Fourth Proportional to 993,159.40, 1,490,516.70 and 460,746.40

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Solution

The fourth proportional to 993,159.40, 1,490,516.70 and 460,746.40 is: 691,480.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,159.40 : 1,490,516.70 = 460,746.40 : x
  2. Step 2: Convert to fraction form
    993,159.40/1,490,516.70 = 460,746.40/x
  3. Step 3: Cross multiply
    993,159.40x = 1,490,516.70 × 460,746.40
  4. Step 4: Simplify right side
    993,159.40x = 686,750,203,664.88
  5. Step 5: Solve for x
    x = 686,750,203,664.88/993,159.40
  6. Step 6: Final answer
    x = 691,480.34

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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.