Home / 581,200.48-802,123.86-339,543.46

Finding the Fourth Proportional to 581,200.48, 802,123.86 and 339,543.46

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Solution

The fourth proportional to 581,200.48, 802,123.86 and 339,543.46 is: 468,609.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,200.48 : 802,123.86 = 339,543.46 : x
  2. Step 2: Convert to fraction form
    581,200.48/802,123.86 = 339,543.46/x
  3. Step 3: Cross multiply
    581,200.48x = 802,123.86 × 339,543.46
  4. Step 4: Simplify right side
    581,200.48x = 272,355,910,772.96
  5. Step 5: Solve for x
    x = 272,355,910,772.96/581,200.48
  6. Step 6: Final answer
    x = 468,609.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.