Home / 933,864.80-1,402,109.40-579,570.80

Finding the Fourth Proportional to 933,864.80, 1,402,109.40 and 579,570.80

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Solution

The fourth proportional to 933,864.80, 1,402,109.40 and 579,570.80 is: 870,170.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,864.80 : 1,402,109.40 = 579,570.80 : x
  2. Step 2: Convert to fraction form
    933,864.80/1,402,109.40 = 579,570.80/x
  3. Step 3: Cross multiply
    933,864.80x = 1,402,109.40 × 579,570.80
  4. Step 4: Simplify right side
    933,864.80x = 812,621,666,645.52
  5. Step 5: Solve for x
    x = 812,621,666,645.52/933,864.80
  6. Step 6: Final answer
    x = 870,170.57

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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.