Home / 525,769.40-788,654.10-193,302.20

Finding the Fourth Proportional to 525,769.40, 788,654.10 and 193,302.20

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Solution

The fourth proportional to 525,769.40, 788,654.10 and 193,302.20 is: 289,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,769.40 : 788,654.10 = 193,302.20 : x
  2. Step 2: Convert to fraction form
    525,769.40/788,654.10 = 193,302.20/x
  3. Step 3: Cross multiply
    525,769.40x = 788,654.10 × 193,302.20
  4. Step 4: Simplify right side
    525,769.40x = 152,448,572,569.02
  5. Step 5: Solve for x
    x = 152,448,572,569.02/525,769.40
  6. Step 6: Final answer
    x = 289,953.30

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Similar ratio
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1.5x scale

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.