Home / 954,153.32-1,431,939.50-385,539.36

Finding the Fourth Proportional to 954,153.32, 1,431,939.50 and 385,539.36

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Solution

The fourth proportional to 954,153.32, 1,431,939.50 and 385,539.36 is: 578,595.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,153.32 : 1,431,939.50 = 385,539.36 : x
  2. Step 2: Convert to fraction form
    954,153.32/1,431,939.50 = 385,539.36/x
  3. Step 3: Cross multiply
    954,153.32x = 1,431,939.50 × 385,539.36
  4. Step 4: Simplify right side
    954,153.32x = 552,069,036,461.02
  5. Step 5: Solve for x
    x = 552,069,036,461.02/954,153.32
  6. Step 6: Final answer
    x = 578,595.73

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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.