Home / 889,966.41-1,334,411.38-349,575.78

Finding the Fourth Proportional to 889,966.41, 1,334,411.38 and 349,575.78

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Solution

The fourth proportional to 889,966.41, 1,334,411.38 and 349,575.78 is: 524,152.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,966.41 : 1,334,411.38 = 349,575.78 : x
  2. Step 2: Convert to fraction form
    889,966.41/1,334,411.38 = 349,575.78/x
  3. Step 3: Cross multiply
    889,966.41x = 1,334,411.38 × 349,575.78
  4. Step 4: Simplify right side
    889,966.41x = 466,477,904,445.39
  5. Step 5: Solve for x
    x = 466,477,904,445.39/889,966.41
  6. Step 6: Final answer
    x = 524,152.26

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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.