Home / 833,417.16-1,150,047.45-470,872.50

Finding the Fourth Proportional to 833,417.16, 1,150,047.45 and 470,872.50

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Solution

The fourth proportional to 833,417.16, 1,150,047.45 and 470,872.50 is: 649,765.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,417.16 : 1,150,047.45 = 470,872.50 : x
  2. Step 2: Convert to fraction form
    833,417.16/1,150,047.45 = 470,872.50/x
  3. Step 3: Cross multiply
    833,417.16x = 1,150,047.45 × 470,872.50
  4. Step 4: Simplify right side
    833,417.16x = 541,525,717,900.13
  5. Step 5: Solve for x
    x = 541,525,717,900.13/833,417.16
  6. Step 6: Final answer
    x = 649,765.50

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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.