Home / 739,459.04-1,020,450.51-417,169.16

Finding the Fourth Proportional to 739,459.04, 1,020,450.51 and 417,169.16

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Solution

The fourth proportional to 739,459.04, 1,020,450.51 and 417,169.16 is: 575,691.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,459.04 : 1,020,450.51 = 417,169.16 : x
  2. Step 2: Convert to fraction form
    739,459.04/1,020,450.51 = 417,169.16/x
  3. Step 3: Cross multiply
    739,459.04x = 1,020,450.51 × 417,169.16
  4. Step 4: Simplify right side
    739,459.04x = 425,700,476,976.02
  5. Step 5: Solve for x
    x = 425,700,476,976.02/739,459.04
  6. Step 6: Final answer
    x = 575,691.76

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Double scale
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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.