Home / 747,090.58-1,030,980.15-424,800.67

Finding the Fourth Proportional to 747,090.58, 1,030,980.15 and 424,800.67

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Solution

The fourth proportional to 747,090.58, 1,030,980.15 and 424,800.67 is: 586,222.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,090.58 : 1,030,980.15 = 424,800.67 : x
  2. Step 2: Convert to fraction form
    747,090.58/1,030,980.15 = 424,800.67/x
  3. Step 3: Cross multiply
    747,090.58x = 1,030,980.15 × 424,800.67
  4. Step 4: Simplify right side
    747,090.58x = 437,961,058,476.70
  5. Step 5: Solve for x
    x = 437,961,058,476.70/747,090.58
  6. Step 6: Final answer
    x = 586,222.17

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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.