Home / 739,368.18-1,020,604.05-575,700.66

Finding the Fourth Proportional to 739,368.18, 1,020,604.05 and 575,700.66

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Solution

The fourth proportional to 739,368.18, 1,020,604.05 and 575,700.66 is: 794,681.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,368.18 : 1,020,604.05 = 575,700.66 : x
  2. Step 2: Convert to fraction form
    739,368.18/1,020,604.05 = 575,700.66/x
  3. Step 3: Cross multiply
    739,368.18x = 1,020,604.05 × 575,700.66
  4. Step 4: Simplify right side
    739,368.18x = 587,562,425,183.67
  5. Step 5: Solve for x
    x = 587,562,425,183.67/739,368.18
  6. Step 6: Final answer
    x = 794,681.79

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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.