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Finding the Fourth Proportional to 452,970.88, 625,107.84 and 249,030.40

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Solution

The fourth proportional to 452,970.88, 625,107.84 and 249,030.40 is: 343,666.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,970.88 : 625,107.84 = 249,030.40 : x
  2. Step 2: Convert to fraction form
    452,970.88/625,107.84 = 249,030.40/x
  3. Step 3: Cross multiply
    452,970.88x = 625,107.84 × 249,030.40
  4. Step 4: Simplify right side
    452,970.88x = 155,670,855,438.34
  5. Step 5: Solve for x
    x = 155,670,855,438.34/452,970.88
  6. Step 6: Final answer
    x = 343,666.36

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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.