Home / 690,196.31-1,035,543.58-240,983.35

Finding the Fourth Proportional to 690,196.31, 1,035,543.58 and 240,983.35

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Solution

The fourth proportional to 690,196.31, 1,035,543.58 and 240,983.35 is: 361,562.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,196.31 : 1,035,543.58 = 240,983.35 : x
  2. Step 2: Convert to fraction form
    690,196.31/1,035,543.58 = 240,983.35/x
  3. Step 3: Cross multiply
    690,196.31x = 1,035,543.58 × 240,983.35
  4. Step 4: Simplify right side
    690,196.31x = 249,548,762,970.24
  5. Step 5: Solve for x
    x = 249,548,762,970.24/690,196.31
  6. Step 6: Final answer
    x = 361,562.01

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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.