Home / 953,837.50-1,431,970.30-618,282.30

Finding the Fourth Proportional to 953,837.50, 1,431,970.30 and 618,282.30

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Solution

The fourth proportional to 953,837.50, 1,431,970.30 and 618,282.30 is: 928,210.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,837.50 : 1,431,970.30 = 618,282.30 : x
  2. Step 2: Convert to fraction form
    953,837.50/1,431,970.30 = 618,282.30/x
  3. Step 3: Cross multiply
    953,837.50x = 1,431,970.30 × 618,282.30
  4. Step 4: Simplify right side
    953,837.50x = 885,361,890,615.69
  5. Step 5: Solve for x
    x = 885,361,890,615.69/953,837.50
  6. Step 6: Final answer
    x = 928,210.40

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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.