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Finding the Fourth Proportional to 545,675.08, 817,423.98 and 433,545.16

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Solution

The fourth proportional to 545,675.08, 817,423.98 and 433,545.16 is: 649,452.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,675.08 : 817,423.98 = 433,545.16 : x
  2. Step 2: Convert to fraction form
    545,675.08/817,423.98 = 433,545.16/x
  3. Step 3: Cross multiply
    545,675.08x = 817,423.98 × 433,545.16
  4. Step 4: Simplify right side
    545,675.08x = 354,390,210,196.94
  5. Step 5: Solve for x
    x = 354,390,210,196.94/545,675.08
  6. Step 6: Final answer
    x = 649,452.80

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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.