Home / 858,165.92-1,184,498.76-535,681.88

Finding the Fourth Proportional to 858,165.92, 1,184,498.76 and 535,681.88

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Solution

The fourth proportional to 858,165.92, 1,184,498.76 and 535,681.88 is: 739,384.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,165.92 : 1,184,498.76 = 535,681.88 : x
  2. Step 2: Convert to fraction form
    858,165.92/1,184,498.76 = 535,681.88/x
  3. Step 3: Cross multiply
    858,165.92x = 1,184,498.76 × 535,681.88
  4. Step 4: Simplify right side
    858,165.92x = 634,514,522,614.47
  5. Step 5: Solve for x
    x = 634,514,522,614.47/858,165.92
  6. Step 6: Final answer
    x = 739,384.43

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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.