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Finding the Fourth Proportional to 370,365.60, 555,807.60 and 160,154.40

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Solution

The fourth proportional to 370,365.60, 555,807.60 and 160,154.40 is: 240,343.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,365.60 : 555,807.60 = 160,154.40 : x
  2. Step 2: Convert to fraction form
    370,365.60/555,807.60 = 160,154.40/x
  3. Step 3: Cross multiply
    370,365.60x = 555,807.60 × 160,154.40
  4. Step 4: Simplify right side
    370,365.60x = 89,015,032,693.44
  5. Step 5: Solve for x
    x = 89,015,032,693.44/370,365.60
  6. Step 6: Final answer
    x = 240,343.68

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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.