Home / 566,459.47-781,733.25-308,345.83

Finding the Fourth Proportional to 566,459.47, 781,733.25 and 308,345.83

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Solution

The fourth proportional to 566,459.47, 781,733.25 and 308,345.83 is: 425,527.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,459.47 : 781,733.25 = 308,345.83 : x
  2. Step 2: Convert to fraction form
    566,459.47/781,733.25 = 308,345.83/x
  3. Step 3: Cross multiply
    566,459.47x = 781,733.25 × 308,345.83
  4. Step 4: Simplify right side
    566,459.47x = 241,044,185,855.51
  5. Step 5: Solve for x
    x = 241,044,185,855.51/566,459.47
  6. Step 6: Final answer
    x = 425,527.69

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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.