Home / 969,927.16-1,338,541.02-540,207.40

Finding the Fourth Proportional to 969,927.16, 1,338,541.02 and 540,207.40

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Solution

The fourth proportional to 969,927.16, 1,338,541.02 and 540,207.40 is: 745,509.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,927.16 : 1,338,541.02 = 540,207.40 : x
  2. Step 2: Convert to fraction form
    969,927.16/1,338,541.02 = 540,207.40/x
  3. Step 3: Cross multiply
    969,927.16x = 1,338,541.02 × 540,207.40
  4. Step 4: Simplify right side
    969,927.16x = 723,089,764,207.55
  5. Step 5: Solve for x
    x = 723,089,764,207.55/969,927.16
  6. Step 6: Final answer
    x = 745,509.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.