Home / 450,256.93-674,303.06-257,547.29

Finding the Fourth Proportional to 450,256.93, 674,303.06 and 257,547.29

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Solution

The fourth proportional to 450,256.93, 674,303.06 and 257,547.29 is: 385,701.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,256.93 : 674,303.06 = 257,547.29 : x
  2. Step 2: Convert to fraction form
    450,256.93/674,303.06 = 257,547.29/x
  3. Step 3: Cross multiply
    450,256.93x = 674,303.06 × 257,547.29
  4. Step 4: Simplify right side
    450,256.93x = 173,664,928,994.70
  5. Step 5: Solve for x
    x = 173,664,928,994.70/450,256.93
  6. Step 6: Final answer
    x = 385,701.84

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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.