Home / 747,058.63-1,030,989.63-424,798.72

Finding the Fourth Proportional to 747,058.63, 1,030,989.63 and 424,798.72

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Solution

The fourth proportional to 747,058.63, 1,030,989.63 and 424,798.72 is: 586,249.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,058.63 : 1,030,989.63 = 424,798.72 : x
  2. Step 2: Convert to fraction form
    747,058.63/1,030,989.63 = 424,798.72/x
  3. Step 3: Cross multiply
    747,058.63x = 1,030,989.63 × 424,798.72
  4. Step 4: Simplify right side
    747,058.63x = 437,963,075,157.27
  5. Step 5: Solve for x
    x = 437,963,075,157.27/747,058.63
  6. Step 6: Final answer
    x = 586,249.94

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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.