Home / 936,152.84-1,291,889.76-506,432

Finding the Fourth Proportional to 936,152.84, 1,291,889.76 and 506,432

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Solution

The fourth proportional to 936,152.84, 1,291,889.76 and 506,432 is: 698,875.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,152.84 : 1,291,889.76 = 506,432 : x
  2. Step 2: Convert to fraction form
    936,152.84/1,291,889.76 = 506,432/x
  3. Step 3: Cross multiply
    936,152.84x = 1,291,889.76 × 506,432
  4. Step 4: Simplify right side
    936,152.84x = 654,254,314,936.32
  5. Step 5: Solve for x
    x = 654,254,314,936.32/936,152.84
  6. Step 6: Final answer
    x = 698,875.53

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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.