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Finding the Fourth Proportional to 360,165.60, 540,341.80 and 191,547.27

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Solution

The fourth proportional to 360,165.60, 540,341.80 and 191,547.27 is: 287,370.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,165.60 : 540,341.80 = 191,547.27 : x
  2. Step 2: Convert to fraction form
    360,165.60/540,341.80 = 191,547.27/x
  3. Step 3: Cross multiply
    360,165.60x = 540,341.80 × 191,547.27
  4. Step 4: Simplify right side
    360,165.60x = 103,500,996,656.89
  5. Step 5: Solve for x
    x = 103,500,996,656.89/360,165.60
  6. Step 6: Final answer
    x = 287,370.58

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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.