Home / 953,340.48-1,430,009.52-243,368.64

Finding the Fourth Proportional to 953,340.48, 1,430,009.52 and 243,368.64

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Solution

The fourth proportional to 953,340.48, 1,430,009.52 and 243,368.64 is: 365,052.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,340.48 : 1,430,009.52 = 243,368.64 : x
  2. Step 2: Convert to fraction form
    953,340.48/1,430,009.52 = 243,368.64/x
  3. Step 3: Cross multiply
    953,340.48x = 1,430,009.52 × 243,368.64
  4. Step 4: Simplify right side
    953,340.48x = 348,019,472,069.45
  5. Step 5: Solve for x
    x = 348,019,472,069.45/953,340.48
  6. Step 6: Final answer
    x = 365,052.65

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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.