Home / 756,041.40-1,134,062.10-738,545.40

Finding the Fourth Proportional to 756,041.40, 1,134,062.10 and 738,545.40

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Solution

The fourth proportional to 756,041.40, 1,134,062.10 and 738,545.40 is: 1,107,818.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,041.40 : 1,134,062.10 = 738,545.40 : x
  2. Step 2: Convert to fraction form
    756,041.40/1,134,062.10 = 738,545.40/x
  3. Step 3: Cross multiply
    756,041.40x = 1,134,062.10 × 738,545.40
  4. Step 4: Simplify right side
    756,041.40x = 837,556,347,269.34
  5. Step 5: Solve for x
    x = 837,556,347,269.34/756,041.40
  6. Step 6: Final answer
    x = 1,107,818.10

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1.5x scale

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.