Home / 817,352.76-1,127,935.98-459,656.76

Finding the Fourth Proportional to 817,352.76, 1,127,935.98 and 459,656.76

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Solution

The fourth proportional to 817,352.76, 1,127,935.98 and 459,656.76 is: 634,320.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,352.76 : 1,127,935.98 = 459,656.76 : x
  2. Step 2: Convert to fraction form
    817,352.76/1,127,935.98 = 459,656.76/x
  3. Step 3: Cross multiply
    817,352.76x = 1,127,935.98 × 459,656.76
  4. Step 4: Simplify right side
    817,352.76x = 518,463,398,054.23
  5. Step 5: Solve for x
    x = 518,463,398,054.23/817,352.76
  6. Step 6: Final answer
    x = 634,320.24

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Double scale
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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.