Home / 583,691.40-805,483.32-329,042.76

Finding the Fourth Proportional to 583,691.40, 805,483.32 and 329,042.76

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Solution

The fourth proportional to 583,691.40, 805,483.32 and 329,042.76 is: 454,072.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,691.40 : 805,483.32 = 329,042.76 : x
  2. Step 2: Convert to fraction form
    583,691.40/805,483.32 = 329,042.76/x
  3. Step 3: Cross multiply
    583,691.40x = 805,483.32 × 329,042.76
  4. Step 4: Simplify right side
    583,691.40x = 265,038,454,746.76
  5. Step 5: Solve for x
    x = 265,038,454,746.76/583,691.40
  6. Step 6: Final answer
    x = 454,072.91

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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.