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Finding the Fourth Proportional to 374,487.60, 560,856.60 and 366,970.80

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Solution

The fourth proportional to 374,487.60, 560,856.60 and 366,970.80 is: 549,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,487.60 : 560,856.60 = 366,970.80 : x
  2. Step 2: Convert to fraction form
    374,487.60/560,856.60 = 366,970.80/x
  3. Step 3: Cross multiply
    374,487.60x = 560,856.60 × 366,970.80
  4. Step 4: Simplify right side
    374,487.60x = 205,817,995,187.28
  5. Step 5: Solve for x
    x = 205,817,995,187.28/374,487.60
  6. Step 6: Final answer
    x = 549,598.96

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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.