Home / 692,411.40-1,036,740.33-359,287.56

Finding the Fourth Proportional to 692,411.40, 1,036,740.33 and 359,287.56

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Solution

The fourth proportional to 692,411.40, 1,036,740.33 and 359,287.56 is: 537,957.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,411.40 : 1,036,740.33 = 359,287.56 : x
  2. Step 2: Convert to fraction form
    692,411.40/1,036,740.33 = 359,287.56/x
  3. Step 3: Cross multiply
    692,411.40x = 1,036,740.33 × 359,287.56
  4. Step 4: Simplify right side
    692,411.40x = 372,487,903,519.30
  5. Step 5: Solve for x
    x = 372,487,903,519.30/692,411.40
  6. Step 6: Final answer
    x = 537,957.50

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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.