Home / 876,341.80-1,314,950.10-497,553.40

Finding the Fourth Proportional to 876,341.80, 1,314,950.10 and 497,553.40

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Solution

The fourth proportional to 876,341.80, 1,314,950.10 and 497,553.40 is: 746,578.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,341.80 : 1,314,950.10 = 497,553.40 : x
  2. Step 2: Convert to fraction form
    876,341.80/1,314,950.10 = 497,553.40/x
  3. Step 3: Cross multiply
    876,341.80x = 1,314,950.10 × 497,553.40
  4. Step 4: Simplify right side
    876,341.80x = 654,257,893,085.34
  5. Step 5: Solve for x
    x = 654,257,893,085.34/876,341.80
  6. Step 6: Final answer
    x = 746,578.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.