Home / 579,569.79-868,741.10-194,952.50

Finding the Fourth Proportional to 579,569.79, 868,741.10 and 194,952.50

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Solution

The fourth proportional to 579,569.79, 868,741.10 and 194,952.50 is: 292,222.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,569.79 : 868,741.10 = 194,952.50 : x
  2. Step 2: Convert to fraction form
    579,569.79/868,741.10 = 194,952.50/x
  3. Step 3: Cross multiply
    579,569.79x = 868,741.10 × 194,952.50
  4. Step 4: Simplify right side
    579,569.79x = 169,363,249,297.75
  5. Step 5: Solve for x
    x = 169,363,249,297.75/579,569.79
  6. Step 6: Final answer
    x = 292,222.36

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Double scale
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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.