Home / 572,550.60-858,134.70-291,923.40

Finding the Fourth Proportional to 572,550.60, 858,134.70 and 291,923.40

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Solution

The fourth proportional to 572,550.60, 858,134.70 and 291,923.40 is: 437,532.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,550.60 : 858,134.70 = 291,923.40 : x
  2. Step 2: Convert to fraction form
    572,550.60/858,134.70 = 291,923.40/x
  3. Step 3: Cross multiply
    572,550.60x = 858,134.70 × 291,923.40
  4. Step 4: Simplify right side
    572,550.60x = 250,509,599,281.98
  5. Step 5: Solve for x
    x = 250,509,599,281.98/572,550.60
  6. Step 6: Final answer
    x = 437,532.68

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Double scale
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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.