Home / 453,531.12-625,875.80-249,576.40

Finding the Fourth Proportional to 453,531.12, 625,875.80 and 249,576.40

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Solution

The fourth proportional to 453,531.12, 625,875.80 and 249,576.40 is: 344,417.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,531.12 : 625,875.80 = 249,576.40 : x
  2. Step 2: Convert to fraction form
    453,531.12/625,875.80 = 249,576.40/x
  3. Step 3: Cross multiply
    453,531.12x = 625,875.80 × 249,576.40
  4. Step 4: Simplify right side
    453,531.12x = 156,203,829,011.12
  5. Step 5: Solve for x
    x = 156,203,829,011.12/453,531.12
  6. Step 6: Final answer
    x = 344,417.00

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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.