Home / 974,875.50-1,345,303.04-539,281.51

Finding the Fourth Proportional to 974,875.50, 1,345,303.04 and 539,281.51

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Solution

The fourth proportional to 974,875.50, 1,345,303.04 and 539,281.51 is: 744,194.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,875.50 : 1,345,303.04 = 539,281.51 : x
  2. Step 2: Convert to fraction form
    974,875.50/1,345,303.04 = 539,281.51/x
  3. Step 3: Cross multiply
    974,875.50x = 1,345,303.04 × 539,281.51
  4. Step 4: Simplify right side
    974,875.50x = 725,497,048,759.13
  5. Step 5: Solve for x
    x = 725,497,048,759.13/974,875.50
  6. Step 6: Final answer
    x = 744,194.57

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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.