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Finding the Fourth Proportional to 1,170,594, 1,615,419.72 and 634,050

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Solution

The fourth proportional to 1,170,594, 1,615,419.72 and 634,050 is: 874,989

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,594 : 1,615,419.72 = 634,050 : x
  2. Step 2: Convert to fraction form
    1,170,594/1,615,419.72 = 634,050/x
  3. Step 3: Cross multiply
    1,170,594x = 1,615,419.72 × 634,050
  4. Step 4: Simplify right side
    1,170,594x = 1,024,256,873,466
  5. Step 5: Solve for x
    x = 1,024,256,873,466/1,170,594
  6. Step 6: Final answer
    x = 874,989

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.