Home / 732,235.11-1,010,456.37-401,085.72

Finding the Fourth Proportional to 732,235.11, 1,010,456.37 and 401,085.72

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Solution

The fourth proportional to 732,235.11, 1,010,456.37 and 401,085.72 is: 553,482.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,235.11 : 1,010,456.37 = 401,085.72 : x
  2. Step 2: Convert to fraction form
    732,235.11/1,010,456.37 = 401,085.72/x
  3. Step 3: Cross multiply
    732,235.11x = 1,010,456.37 × 401,085.72
  4. Step 4: Simplify right side
    732,235.11x = 405,279,620,690.04
  5. Step 5: Solve for x
    x = 405,279,620,690.04/732,235.11
  6. Step 6: Final answer
    x = 553,482.91

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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.