Home / 959,587.30-1,439,772.47-618,209.13

Finding the Fourth Proportional to 959,587.30, 1,439,772.47 and 618,209.13

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Solution

The fourth proportional to 959,587.30, 1,439,772.47 and 618,209.13 is: 927,565.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,587.30 : 1,439,772.47 = 618,209.13 : x
  2. Step 2: Convert to fraction form
    959,587.30/1,439,772.47 = 618,209.13/x
  3. Step 3: Cross multiply
    959,587.30x = 1,439,772.47 × 618,209.13
  4. Step 4: Simplify right side
    959,587.30x = 890,080,490,703.04
  5. Step 5: Solve for x
    x = 890,080,490,703.04/959,587.30
  6. Step 6: Final answer
    x = 927,565.93

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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.