Home / 924,912.40-1,387,368.60-260,064.40

Finding the Fourth Proportional to 924,912.40, 1,387,368.60 and 260,064.40

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Solution

The fourth proportional to 924,912.40, 1,387,368.60 and 260,064.40 is: 390,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,912.40 : 1,387,368.60 = 260,064.40 : x
  2. Step 2: Convert to fraction form
    924,912.40/1,387,368.60 = 260,064.40/x
  3. Step 3: Cross multiply
    924,912.40x = 1,387,368.60 × 260,064.40
  4. Step 4: Simplify right side
    924,912.40x = 360,805,182,537.84
  5. Step 5: Solve for x
    x = 360,805,182,537.84/924,912.40
  6. Step 6: Final answer
    x = 390,096.60

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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.