Home / 1,153,990.48-1,730,616-385,323.16

Finding the Fourth Proportional to 1,153,990.48, 1,730,616 and 385,323.16

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Solution

The fourth proportional to 1,153,990.48, 1,730,616 and 385,323.16 is: 577,861.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,990.48 : 1,730,616 = 385,323.16 : x
  2. Step 2: Convert to fraction form
    1,153,990.48/1,730,616 = 385,323.16/x
  3. Step 3: Cross multiply
    1,153,990.48x = 1,730,616 × 385,323.16
  4. Step 4: Simplify right side
    1,153,990.48x = 666,846,425,866.56
  5. Step 5: Solve for x
    x = 666,846,425,866.56/1,153,990.48
  6. Step 6: Final answer
    x = 577,861.29

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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.