Home / 907,437.08-1,252,688.30-525,390.04

Finding the Fourth Proportional to 907,437.08, 1,252,688.30 and 525,390.04

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Solution

The fourth proportional to 907,437.08, 1,252,688.30 and 525,390.04 is: 725,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,437.08 : 1,252,688.30 = 525,390.04 : x
  2. Step 2: Convert to fraction form
    907,437.08/1,252,688.30 = 525,390.04/x
  3. Step 3: Cross multiply
    907,437.08x = 1,252,688.30 × 525,390.04
  4. Step 4: Simplify right side
    907,437.08x = 658,149,956,044.53
  5. Step 5: Solve for x
    x = 658,149,956,044.53/907,437.08
  6. Step 6: Final answer
    x = 725,284.40

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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.