Home / 589,123.70-883,685.55-497,885.30

Finding the Fourth Proportional to 589,123.70, 883,685.55 and 497,885.30

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Solution

The fourth proportional to 589,123.70, 883,685.55 and 497,885.30 is: 746,827.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,123.70 : 883,685.55 = 497,885.30 : x
  2. Step 2: Convert to fraction form
    589,123.70/883,685.55 = 497,885.30/x
  3. Step 3: Cross multiply
    589,123.70x = 883,685.55 × 497,885.30
  4. Step 4: Simplify right side
    589,123.70x = 439,974,045,167.42
  5. Step 5: Solve for x
    x = 439,974,045,167.42/589,123.70
  6. Step 6: Final answer
    x = 746,827.95

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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.