Home / 249,541.60-374,312.40-210,175.60

Finding the Fourth Proportional to 249,541.60, 374,312.40 and 210,175.60

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Solution

The fourth proportional to 249,541.60, 374,312.40 and 210,175.60 is: 315,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,541.60 : 374,312.40 = 210,175.60 : x
  2. Step 2: Convert to fraction form
    249,541.60/374,312.40 = 210,175.60/x
  3. Step 3: Cross multiply
    249,541.60x = 374,312.40 × 210,175.60
  4. Step 4: Simplify right side
    249,541.60x = 78,671,333,257.44
  5. Step 5: Solve for x
    x = 78,671,333,257.44/249,541.60
  6. Step 6: Final answer
    x = 315,263.40

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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.