Home / 847,810.44-1,169,688.96-525,402.90

Finding the Fourth Proportional to 847,810.44, 1,169,688.96 and 525,402.90

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Solution

The fourth proportional to 847,810.44, 1,169,688.96 and 525,402.90 is: 724,876.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,810.44 : 1,169,688.96 = 525,402.90 : x
  2. Step 2: Convert to fraction form
    847,810.44/1,169,688.96 = 525,402.90/x
  3. Step 3: Cross multiply
    847,810.44x = 1,169,688.96 × 525,402.90
  4. Step 4: Simplify right side
    847,810.44x = 614,557,971,681.98
  5. Step 5: Solve for x
    x = 614,557,971,681.98/847,810.44
  6. Step 6: Final answer
    x = 724,876.63

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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.