Home / 1,097,689.60-1,646,050.56-349,811.20

Finding the Fourth Proportional to 1,097,689.60, 1,646,050.56 and 349,811.20

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Solution

The fourth proportional to 1,097,689.60, 1,646,050.56 and 349,811.20 is: 524,562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,689.60 : 1,646,050.56 = 349,811.20 : x
  2. Step 2: Convert to fraction form
    1,097,689.60/1,646,050.56 = 349,811.20/x
  3. Step 3: Cross multiply
    1,097,689.60x = 1,646,050.56 × 349,811.20
  4. Step 4: Simplify right side
    1,097,689.60x = 575,806,921,654.27
  5. Step 5: Solve for x
    x = 575,806,921,654.27/1,097,689.60
  6. Step 6: Final answer
    x = 524,562.61

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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.