Home / 657,692.02-986,565.75-208,402.93

Finding the Fourth Proportional to 657,692.02, 986,565.75 and 208,402.93

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Solution

The fourth proportional to 657,692.02, 986,565.75 and 208,402.93 is: 312,613.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,692.02 : 986,565.75 = 208,402.93 : x
  2. Step 2: Convert to fraction form
    657,692.02/986,565.75 = 208,402.93/x
  3. Step 3: Cross multiply
    657,692.02x = 986,565.75 × 208,402.93
  4. Step 4: Simplify right side
    657,692.02x = 205,603,192,937.65
  5. Step 5: Solve for x
    x = 205,603,192,937.65/657,692.02
  6. Step 6: Final answer
    x = 312,613.18

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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.