Home / 473,039.10-709,558.65-248,312.70

Finding the Fourth Proportional to 473,039.10, 709,558.65 and 248,312.70

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Solution

The fourth proportional to 473,039.10, 709,558.65 and 248,312.70 is: 372,469.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,039.10 : 709,558.65 = 248,312.70 : x
  2. Step 2: Convert to fraction form
    473,039.10/709,558.65 = 248,312.70/x
  3. Step 3: Cross multiply
    473,039.10x = 709,558.65 × 248,312.70
  4. Step 4: Simplify right side
    473,039.10x = 176,192,424,189.86
  5. Step 5: Solve for x
    x = 176,192,424,189.86/473,039.10
  6. Step 6: Final answer
    x = 372,469.05

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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.