Home / 607,337.40-911,027.70-186,612.60

Finding the Fourth Proportional to 607,337.40, 911,027.70 and 186,612.60

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Solution

The fourth proportional to 607,337.40, 911,027.70 and 186,612.60 is: 279,925.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,337.40 : 911,027.70 = 186,612.60 : x
  2. Step 2: Convert to fraction form
    607,337.40/911,027.70 = 186,612.60/x
  3. Step 3: Cross multiply
    607,337.40x = 911,027.70 × 186,612.60
  4. Step 4: Simplify right side
    607,337.40x = 170,009,247,769.02
  5. Step 5: Solve for x
    x = 170,009,247,769.02/607,337.40
  6. Step 6: Final answer
    x = 279,925.54

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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.