Home / 853,045.07-1,177,545.72-581,387.54

Finding the Fourth Proportional to 853,045.07, 1,177,545.72 and 581,387.54

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Solution

The fourth proportional to 853,045.07, 1,177,545.72 and 581,387.54 is: 802,548.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,045.07 : 1,177,545.72 = 581,387.54 : x
  2. Step 2: Convert to fraction form
    853,045.07/1,177,545.72 = 581,387.54/x
  3. Step 3: Cross multiply
    853,045.07x = 1,177,545.72 × 581,387.54
  4. Step 4: Simplify right side
    853,045.07x = 684,610,403,500.60
  5. Step 5: Solve for x
    x = 684,610,403,500.60/853,045.07
  6. Step 6: Final answer
    x = 802,548.93

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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.