Home / 702,780.96-1,054,368.27-282,352.08

Finding the Fourth Proportional to 702,780.96, 1,054,368.27 and 282,352.08

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Solution

The fourth proportional to 702,780.96, 1,054,368.27 and 282,352.08 is: 423,607.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,780.96 : 1,054,368.27 = 282,352.08 : x
  2. Step 2: Convert to fraction form
    702,780.96/1,054,368.27 = 282,352.08/x
  3. Step 3: Cross multiply
    702,780.96x = 1,054,368.27 × 282,352.08
  4. Step 4: Simplify right side
    702,780.96x = 297,703,074,120.50
  5. Step 5: Solve for x
    x = 297,703,074,120.50/702,780.96
  6. Step 6: Final answer
    x = 423,607.20

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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.