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Finding the Fourth Proportional to 341,041.71, 511,421.81 and 116,420.25

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Solution

The fourth proportional to 341,041.71, 511,421.81 and 116,420.25 is: 174,582.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,041.71 : 511,421.81 = 116,420.25 : x
  2. Step 2: Convert to fraction form
    341,041.71/511,421.81 = 116,420.25/x
  3. Step 3: Cross multiply
    341,041.71x = 511,421.81 × 116,420.25
  4. Step 4: Simplify right side
    341,041.71x = 59,539,854,393.55
  5. Step 5: Solve for x
    x = 59,539,854,393.55/341,041.71
  6. Step 6: Final answer
    x = 174,582.32

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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.