Home / 651,681.45-899,271.32-365,146.18

Finding the Fourth Proportional to 651,681.45, 899,271.32 and 365,146.18

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Solution

The fourth proportional to 651,681.45, 899,271.32 and 365,146.18 is: 503,874.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,681.45 : 899,271.32 = 365,146.18 : x
  2. Step 2: Convert to fraction form
    651,681.45/899,271.32 = 365,146.18/x
  3. Step 3: Cross multiply
    651,681.45x = 899,271.32 × 365,146.18
  4. Step 4: Simplify right side
    651,681.45x = 328,365,483,207.65
  5. Step 5: Solve for x
    x = 328,365,483,207.65/651,681.45
  6. Step 6: Final answer
    x = 503,874.22

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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.