Home / 924,450.60-1,387,136.70-525,397.80

Finding the Fourth Proportional to 924,450.60, 1,387,136.70 and 525,397.80

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Solution

The fourth proportional to 924,450.60, 1,387,136.70 and 525,397.80 is: 788,358.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,450.60 : 1,387,136.70 = 525,397.80 : x
  2. Step 2: Convert to fraction form
    924,450.60/1,387,136.70 = 525,397.80/x
  3. Step 3: Cross multiply
    924,450.60x = 1,387,136.70 × 525,397.80
  4. Step 4: Simplify right side
    924,450.60x = 728,798,570,479.26
  5. Step 5: Solve for x
    x = 728,798,570,479.26/924,450.60
  6. Step 6: Final answer
    x = 788,358.59

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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.