Home / 583,011.22-872,541.51-358,513.78

Finding the Fourth Proportional to 583,011.22, 872,541.51 and 358,513.78

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Solution

The fourth proportional to 583,011.22, 872,541.51 and 358,513.78 is: 536,555.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,011.22 : 872,541.51 = 358,513.78 : x
  2. Step 2: Convert to fraction form
    583,011.22/872,541.51 = 358,513.78/x
  3. Step 3: Cross multiply
    583,011.22x = 872,541.51 × 358,513.78
  4. Step 4: Simplify right side
    583,011.22x = 312,818,154,957.01
  5. Step 5: Solve for x
    x = 312,818,154,957.01/583,011.22
  6. Step 6: Final answer
    x = 536,555.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.