Home / 432,888.48-648,983.04-180,359.16

Finding the Fourth Proportional to 432,888.48, 648,983.04 and 180,359.16

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Solution

The fourth proportional to 432,888.48, 648,983.04 and 180,359.16 is: 270,393.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,888.48 : 648,983.04 = 180,359.16 : x
  2. Step 2: Convert to fraction form
    432,888.48/648,983.04 = 180,359.16/x
  3. Step 3: Cross multiply
    432,888.48x = 648,983.04 × 180,359.16
  4. Step 4: Simplify right side
    432,888.48x = 117,050,035,948.65
  5. Step 5: Solve for x
    x = 117,050,035,948.65/432,888.48
  6. Step 6: Final answer
    x = 270,393.05

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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.