Home / 747,264.80-1,031,219.89-424,974.44

Finding the Fourth Proportional to 747,264.80, 1,031,219.89 and 424,974.44

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Solution

The fourth proportional to 747,264.80, 1,031,219.89 and 424,974.44 is: 586,461.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,264.80 : 1,031,219.89 = 424,974.44 : x
  2. Step 2: Convert to fraction form
    747,264.80/1,031,219.89 = 424,974.44/x
  3. Step 3: Cross multiply
    747,264.80x = 1,031,219.89 × 424,974.44
  4. Step 4: Simplify right side
    747,264.80x = 438,242,089,051.08
  5. Step 5: Solve for x
    x = 438,242,089,051.08/747,264.80
  6. Step 6: Final answer
    x = 586,461.58

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1.5x scale

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.