Home / 583,511.24-805,247.70-368,746.76

Finding the Fourth Proportional to 583,511.24, 805,247.70 and 368,746.76

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Solution

The fourth proportional to 583,511.24, 805,247.70 and 368,746.76 is: 508,871.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,511.24 : 805,247.70 = 368,746.76 : x
  2. Step 2: Convert to fraction form
    583,511.24/805,247.70 = 368,746.76/x
  3. Step 3: Cross multiply
    583,511.24x = 805,247.70 × 368,746.76
  4. Step 4: Simplify right side
    583,511.24x = 296,932,480,372.45
  5. Step 5: Solve for x
    x = 296,932,480,372.45/583,511.24
  6. Step 6: Final answer
    x = 508,871.91

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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.