Home / 723,607.60-1,085,463.22-191,123.32

Finding the Fourth Proportional to 723,607.60, 1,085,463.22 and 191,123.32

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Solution

The fourth proportional to 723,607.60, 1,085,463.22 and 191,123.32 is: 286,698.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,607.60 : 1,085,463.22 = 191,123.32 : x
  2. Step 2: Convert to fraction form
    723,607.60/1,085,463.22 = 191,123.32/x
  3. Step 3: Cross multiply
    723,607.60x = 1,085,463.22 × 191,123.32
  4. Step 4: Simplify right side
    723,607.60x = 207,457,334,344.29
  5. Step 5: Solve for x
    x = 207,457,334,344.29/723,607.60
  6. Step 6: Final answer
    x = 286,698.67

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Double scale
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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.